Curriculum Resources

Geometry (G)

1.G.A. Reason with shapes and their attributes.

1.G.A.1. Additional Standard: Distinguish between defining attributes (e.g., triangles are closed and three-sided) versus non-defining attributes (e.g., color, orientation, overall size); build and draw shapes to possess defining attributes.

1.G.A.1.1. Ability to sort shapes (e.g., attribute blocks, polygon figures) by shape, number of sides, size or number of angles.

Flip Charts Exploring Shapes Math Readiness

Flip Charts Math Grade 1

Flip Charts Math Grade 2

Flip Charts Plane Shapes

Flip Charts Symmetry

Vocabulary Terms Shapes

Quiz, Flash Cards, Worksheet, Game & Study Guide Shapes

1.G.A.1.2. Ability to use geoboards, toothpicks, straws, paper and pencil, computer games to build shapes that possess the defining attributes.

Vocabulary Terms Shapes

Quiz, Flash Cards, Worksheet, Game & Study Guide Shapes

1.G.A.1.3. Ability to explain how two shapes are alike or how they are different from each other.

Flip Charts Exploring Shapes Math Readiness

Flip Charts Math Grade 1

Flip Charts Math Grade 2

Flip Charts Plane Shapes

Flip Charts Symmetry

Vocabulary Terms Shapes

Quiz, Flash Cards, Worksheet, Game & Study Guide Shapes

1.G.A.3. Additional Standard: Partition circles and rectangles into two and four equal shares, describe the shares using the words halves, fourths, and quarters, and use the phrases half of, fourth of, and quarter of. Describe the whole as two of, or four of the s

1.G.A.3.3. Ability to model halves and fourths with concrete materials.

Flip Charts Fractions

Flip Charts Math Grade 1

Flip Charts Math Grade 2

Flip Charts Understanding Fractions

Vocabulary Terms Fractions

Vocabulary Terms Fractions Greater Than or Less Than 1/2

Quiz, Flash Cards, Worksheet, Game & Study Guide Fractions

Quiz, Flash Cards, Worksheet, Game & Study Guide Fractions Greater Than or Less Than 1/2

Measurement and Data (MD)

1.MD.A. Measure lengths indirectly and by iterating length units.

1.MD.A.2. Major Standard: Express the length of an object as a whole number of length units, by laying multiple copies of a shorter object (the length unit) end to end; understand that the length measurement of an object is the number of same-size length units that

1.MD.A.2.1. Knowledge that length is the distance between the two endpoints of an object.

Flip Charts How long?

Flip Charts Length, Capacity, Weight & Temperature

Flip Charts Math Grade 2

Flip Charts Measuring Length

Flip Charts Time, Money & Measurement Math Readiness

Vocabulary Terms Comparing Objects

Vocabulary Terms Measurement

Quiz, Flash Cards, Worksheet, Game & Study Guide Comparing Objects

Quiz, Flash Cards, Worksheet, Game & Study Guide Measurement

1.MD.A.2.2. Ability to identify a unit of measure.

Flip Charts Length, Capacity, Weight & Temperature

Flip Charts Math Grade 2

Vocabulary Terms Comparing Objects

Vocabulary Terms Measurement

Quiz, Flash Cards, Worksheet, Game & Study Guide Comparing Objects

Quiz, Flash Cards, Worksheet, Game & Study Guide Measurement

1.MD.A.2.3. Knowledge of nonstandard (e.g., paper clips, eraser length, toothpicks) as well as standard units of measurement.

Flip Charts Length, Capacity, Weight & Temperature

Flip Charts Math Grade 2

Vocabulary Terms Comparing Objects

Vocabulary Terms Measurement

Quiz, Flash Cards, Worksheet, Game & Study Guide Comparing Objects

Quiz, Flash Cards, Worksheet, Game & Study Guide Measurement

1.MD.B. Tell and write time.

1.MD.B.3. Additional Standard: Tell and write time in hours and half-hours using analog and digital clocks.

1.MD.B.3.1. Ability to apply knowledge of fractional wholes and halves to telling time.

Flip Charts All About Time

Flip Charts Fractions

Flip Charts Hour/Half Hour

Flip Charts Math Grade 1

Flip Charts Math Grade 2

Flip Charts Telling Time

Flip Charts Time

Flip Charts Time, Money & Measurement Math Readiness

Flip Charts Understanding Fractions

Flip Charts What time of day?

Vocabulary Terms Fractions

Vocabulary Terms Fractions Greater Than or Less Than 1/2

Vocabulary Terms Telling Time

Vocabulary Terms Time

Quiz, Flash Cards, Worksheet, Game & Study Guide Fractions

Quiz, Flash Cards, Worksheet, Game & Study Guide Fractions Greater Than or Less Than 1/2

Quiz, Flash Cards, Worksheet, Game & Study Guide Telling Time

Quiz, Flash Cards, Worksheet, Game & Study Guide Time

1.MD.B.3.2. Ability to equate a number line to 12 with the face of a clock.

Flip Charts Adding Two-digit Numbers

Flip Charts Addition Facts

Flip Charts All About Time

Flip Charts Hour/Half Hour

Flip Charts Math Grade 1

Flip Charts Math Grade 2

Flip Charts Subtracting Two-digit Numbers

Flip Charts Subtraction Facts

Flip Charts Telling Time

Flip Charts Time

Flip Charts Time, Money & Measurement Math Readiness

Flip Charts What time of day?

Vocabulary Terms Telling Time

Vocabulary Terms Time

Quiz, Flash Cards, Worksheet, Game & Study Guide Telling Time

Quiz, Flash Cards, Worksheet, Game & Study Guide Time

Quiz, Flash Cards, Worksheet, Game & Study Guide Using Number Line

1.MD.B.3.3. Ability to match time on a digital clock with that on an analog clock.

Flip Charts All About Time

Flip Charts Hour/Half Hour

Flip Charts Math Grade 1

Flip Charts Math Grade 2

Flip Charts Telling Time

Flip Charts Time

Flip Charts Time, Money & Measurement Math Readiness

Flip Charts What time of day?

Vocabulary Terms Telling Time

Vocabulary Terms Time

Quiz, Flash Cards, Worksheet, Game & Study Guide Telling Time

Quiz, Flash Cards, Worksheet, Game & Study Guide Time

1.MD.C. Represent and interpret data.

1.MD.C.4. Supporting Standard: Organize, represent, and interpret data with up to three categories; ask and answer questions about the total number of data points, how many in each category, and how many more or less are in one category than in another.

1.MD.C.4.3. Ability to answer questions about the data such as: ‘Which category has more?’ ‘Which category has less?’ ‘What is the favorite snack of our class?’ ‘How many more stickers does Sam have than John?’

Flip Charts Data & Graphs

Flip Charts Math Grade 2

Vocabulary Terms Graphs

Quiz, Flash Cards, Worksheet, Game & Study Guide Graphs

Number and Operations in Base Ten (NBT)

1.NBT.A. Extend the counting sequence.

1.NBT.A.1. Major Standard: Count to 120 starting at any number less than 120. In this range, read and write numerals and represent a number of objects with a written numeral.

1.NBT.A.1.1. Counting

1.NBT.A.1.1.b. Ability to represent one-to-one correspondence/match with concrete materials.

Flip Charts Number Order

Flip Charts Number Sense & Operations Math Readiness

Flip Charts One-to-One

1.NBT.A.1.2. Reading

1.NBT.A.1.2.a. Ability to explore visual representations of numerals, matching a visual representation of a set to a numeral.

Flip Charts Hundred Counting Chart

Flip Charts Math Grade 2

Flip Charts Place Value

Vocabulary Terms Comparing Numbers

Vocabulary Terms Number Words

Quiz, Flash Cards, Worksheet, Game & Study Guide Comparing Numbers

Quiz, Flash Cards, Worksheet, Game & Study Guide Number Words

1.NBT.A.1.2.b. Ability to read a written numeral.

Flip Charts Count and Write 1-10

Flip Charts Hundred Counting Chart

Flip Charts Math Grade 2

Flip Charts Number Order

Flip Charts Number Sense & Operations Math Readiness

Flip Charts Place Value

Vocabulary Terms Number Words

Quiz, Flash Cards, Worksheet, Game & Study Guide Number Words

1.NBT.B. Understand Place Value.

1.NBT.B.2. Major Standard: Understand that the two digits of a two-digit number represent amounts of tens and ones.

1.NBT.B.2.1. Ability to use base ten manipulatives (e.g., base ten blocks, DigiBlocks, connecting cubes, ten frames, interlocking base ten blocks) to represent two-digit numbers.

Flip Charts Math Grade 2

Flip Charts Place Value

Vocabulary Terms Place Value

Quiz, Flash Cards, Worksheet, Game & Study Guide Place Value

1.NBT.B.2.2. Knowledge of the connection between numerals, words, and quantities.

Flip Charts Adding Two-digit Numbers

Flip Charts Math Grade 2

Flip Charts Place Value

Vocabulary Terms Place Value

Quiz, Flash Cards, Worksheet, Game & Study Guide Place Value

1.NBT.B.2.3. Knowledge that two-digit numbers are composed of bundles of tens and leftover ones.

Flip Charts Adding Two-digit Numbers

Flip Charts Math Grade 2

Flip Charts Place Value

Vocabulary Terms Place Value

Quiz, Flash Cards, Worksheet, Game & Study Guide Place Value

1.NBT.B.2.4. Ability to count by tens and ones.

Flip Charts Hundred Counting Chart

Flip Charts Math Grade 2

Flip Charts Number Order

Flip Charts Number Sense & Operations Math Readiness

Vocabulary Terms Counting to 999

Vocabulary Terms Double Digit Addition without Regrouping

Vocabulary Terms Odd and Even

Vocabulary Terms One Less, One More

Vocabulary Terms One More, One Less

Vocabulary Terms Sequencing

Vocabulary Terms Skip Counting

Quiz, Flash Cards, Worksheet, Game & Study Guide Counting to 999

Quiz, Flash Cards, Worksheet, Game & Study Guide Double Digit Addition without Regrouping

Quiz, Flash Cards, Worksheet, Game & Study Guide Odd and Even

Quiz, Flash Cards, Worksheet, Game & Study Guide One Less, One More

Quiz, Flash Cards, Worksheet, Game & Study Guide One More, One Less

Quiz, Flash Cards, Worksheet, Game & Study Guide Sequencing

Quiz, Flash Cards, Worksheet, Game & Study Guide Skip Counting

Quiz, Flash Cards, Worksheet, Game & Study Guide Using Number Line

1.NBT.B.2a. Major Standard: Understand that the two digits of a two-digit number represent amounts of tens and ones – Understand the following as a special case: 10 can be thought of as a bundle of ten ones–called a “ten”.

1.NBT.B.2a.1. Ability to use base ten manipulatives (e.g., base ten blocks, DigiBlocks, connecting cubes, ten frames, interlocking base ten blocks) to build and compare ten ones and ten.

Flip Charts Math Grade 2

Flip Charts Place Value

Vocabulary Terms Place Value

Quiz, Flash Cards, Worksheet, Game & Study Guide Place Value

1.NBT.B.2b. Major Standard: Understand that the two digits of a two-digit number represent amounts of tens and ones – Understand the following as a special case: The numbers from 11 to 19 are composed of a ten and one, two, three, four, five, six, seven, eight, or ni

1.NBT.B.2b.1. Ability to use base ten manipulatives (e.g., base ten blocks, Digi-Blocks, connecting cubes, ten frames, interlocking base ten blocks) to build and compare 11 to 19.

Flip Charts Math Grade 2

Flip Charts Place Value

Vocabulary Terms Place Value

Quiz, Flash Cards, Worksheet, Game & Study Guide Place Value

1.NBT.B.2b.2. Ability to match the concrete representations of 11 through 19 with the numerical representations.

Flip Charts Math Grade 2

Flip Charts Place Value

Vocabulary Terms Place Value

Quiz, Flash Cards, Worksheet, Game & Study Guide Place Value

1.NBT.B.2b.3. Ability to understand that numbers 11-19 represent one ten and some more ones.

Flip Charts Math Grade 2

Flip Charts Place Value

Vocabulary Terms Place Value

Quiz, Flash Cards, Worksheet, Game & Study Guide Place Value

1.NBT.B.2c. Major Standard: Understand that the two digits of a two-digit number represent amounts of tens and ones – Understand the following as a special case: The numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 refer to one, two, three, four, five, six, seven, eight, o

1.NBT.B.2c.1. Ability to use base ten manipulatives (e.g., base ten blocks, DigiBlocks, Unifix Cubes, ten frames, interlocking base ten blocks) to build and model counting by tens.

Flip Charts Math Grade 2

Flip Charts Place Value

Vocabulary Terms Place Value

Vocabulary Terms Skip Counting

Quiz, Flash Cards, Worksheet, Game & Study Guide Place Value

Quiz, Flash Cards, Worksheet, Game & Study Guide Skip Counting

1.NBT.B.2c.2. Ability to skip count by 10s to 100 understanding that each ten counted represents that number of groups of ten.

Vocabulary Terms Skip Counting

Quiz, Flash Cards, Worksheet, Game & Study Guide Skip Counting

1.NBT.B.3. Major Standard: Compare two two-digit numbers based on meanings of the tens and ones digits, recording the results of comparisons with the symbols >, =, and <.

1.NBT.B.3.1. Ability to apply their understanding of the value of tens and ones in order to compare the magnitude of two numbers.

Flip Charts Adding Two-digit Numbers

Flip Charts Math Grade 2

Flip Charts Place Value

Vocabulary Terms Place Value

Quiz, Flash Cards, Worksheet, Game & Study Guide Place Value

1.NBT.B.3.2. Ability to use base ten manipulatives to represent the numbers and model the comparison of their values.

Flip Charts Math Grade 2

Flip Charts Place Value

Vocabulary Terms Place Value

Quiz, Flash Cards, Worksheet, Game & Study Guide Place Value

1.NBT.B.3.3. Ability to represent their reasoning about the comparison of two two-digit numbers using pictures, numbers, and words.

Flip Charts Math Grade 2

Flip Charts Place Value

Vocabulary Terms Comparing Numbers

Vocabulary Terms Counting to 999

Vocabulary Terms Greater Than, Less Than

Vocabulary Terms Ordering Numbers and Objects by Size

Vocabulary Terms Sequencing

Quiz, Flash Cards, Worksheet, Game & Study Guide Comparing Numbers

Quiz, Flash Cards, Worksheet, Game & Study Guide Counting to 999

Quiz, Flash Cards, Worksheet, Game & Study Guide Greater Than, Less Than

Quiz, Flash Cards, Worksheet, Game & Study Guide Ordering Numbers and Objects by Size

Quiz, Flash Cards, Worksheet, Game & Study Guide Sequencing

Quiz, Flash Cards, Worksheet, Game & Study Guide Using Number Line

1.NBT.B.3.5. Ability to use ordinality to compare the placement of the numbers on the number line or 100s chart.

Flip Charts Math Grade 2

Flip Charts Number Order

Flip Charts Number Sense & Operations Math Readiness

Flip Charts Ordinal Numbers

Vocabulary Terms Ordinals

Quiz, Flash Cards, Worksheet, Game & Study Guide Ordinals

1.NBT.B.3.6. Knowledge of the symbols >, =, < and their meaning.

Flip Charts Addition

Flip Charts Equal

Flip Charts Math Grade 2

Flip Charts Number Order

Flip Charts Number Sense & Operations Math Readiness

Flip Charts Place Value

Vocabulary Terms Comparing Numbers

Vocabulary Terms Greater Than, Less Than

Vocabulary Terms Ordering Numbers and Objects by Size

Quiz, Flash Cards, Worksheet, Game & Study Guide Comparing Numbers

Quiz, Flash Cards, Worksheet, Game & Study Guide Greater Than, Less Than

Quiz, Flash Cards, Worksheet, Game & Study Guide Ordering Numbers and Objects by Size

Quiz, Flash Cards, Worksheet, Game & Study Guide Using Number Line

1.NBT.C. Use place value understanding and properties of operations to add and subtract.

1.NBT.C.4. Major Standard: Add within 100, including adding a two-digit number and a one-digit number, and adding a two-digit number and a multiple of 10, using concrete models or drawings and strategies based on place value, properties of operations, and/or the rel

1.NBT.C.4.1. Knowledge of addition and subtraction fact families.

Vocabulary Terms Subtraction is not Commutative

Quiz, Flash Cards, Worksheet, Game & Study Guide Subtraction is not Commutative

1.NBT.C.4.2. Ability to model addition and subtraction using base ten manipulatives (e.g., base ten blocks, Digi-Blocks, Unifix cubes) and explain the process.

Vocabulary Terms Addition Facts

Vocabulary Terms Commutative Property

Vocabulary Terms Double Digit Addition without Regrouping

Vocabulary Terms One Less, One More

Vocabulary Terms One More, One Less

Vocabulary Terms Story Problems

Vocabulary Terms Subtraction Facts

Vocabulary Terms Subtraction is not Commutative

Quiz, Flash Cards, Worksheet, Game & Study Guide Addition Facts

Quiz, Flash Cards, Worksheet, Game & Study Guide Commutative Property

Quiz, Flash Cards, Worksheet, Game & Study Guide Double Digit Addition without Regrouping

Quiz, Flash Cards, Worksheet, Game & Study Guide One Less, One More

Quiz, Flash Cards, Worksheet, Game & Study Guide One More, One Less

Quiz, Flash Cards, Worksheet, Game & Study Guide Story Problems

Quiz, Flash Cards, Worksheet, Game & Study Guide Subtraction Facts

Quiz, Flash Cards, Worksheet, Game & Study Guide Subtraction is not Commutative

Quiz, Flash Cards, Worksheet, Game & Study Guide Using Number Line

1.NBT.C.4.3. Knowledge of place value.

Flip Charts Adding Two-digit Numbers

Flip Charts Math Grade 2

Flip Charts Place Value

Vocabulary Terms Place Value

Quiz, Flash Cards, Worksheet, Game & Study Guide Place Value

1.NBT.C.5. Major Standard: Given a two-digit number, mentally find 10 more or 10 less than the number, without having to count; explain the reasoning used.

1.NBT.C.5.1. Ability to use base ten manipulatives, number lines or hundreds charts to model finding 10 more and explain reasoning.

Vocabulary Terms Place Value

Quiz, Flash Cards, Worksheet, Game & Study Guide Place Value

1.NBT.C.5.2. Knowledge of addition and subtraction fact families.

Vocabulary Terms Subtraction is not Commutative

Quiz, Flash Cards, Worksheet, Game & Study Guide Subtraction is not Commutative

1.NBT.C.5.3. Ability to model addition using base ten manipulatives (e.g., base ten blocks, Digi-Blocks, connecting cubes) and explain the process.

Vocabulary Terms Addition Facts

Vocabulary Terms Commutative Property

Vocabulary Terms Story Problems

Vocabulary Terms Subtraction is not Commutative

Quiz, Flash Cards, Worksheet, Game & Study Guide Addition Facts

Quiz, Flash Cards, Worksheet, Game & Study Guide Commutative Property

Quiz, Flash Cards, Worksheet, Game & Study Guide Story Problems

Quiz, Flash Cards, Worksheet, Game & Study Guide Subtraction is not Commutative

Quiz, Flash Cards, Worksheet, Game & Study Guide Using Number Line

1.NBT.C.5.4. Knowledge of place value and skip counting by forward 10.

Vocabulary Terms Skip Counting

Quiz, Flash Cards, Worksheet, Game & Study Guide Skip Counting

1.NBT.C.6. Major Standard: Subtract multiples of 10 in the range of 10-90 from multiples of 10 in the range of 10-90 (positive or zero differences), using concrete models or drawings and strategies based on place value, properties of operations, and/or the relations

1.NBT.C.6.1. Ability to use base ten manipulatives, number lines or hundreds charts to model finding 10 less and explain reasoning.

Vocabulary Terms Place Value

Quiz, Flash Cards, Worksheet, Game & Study Guide Place Value

1.NBT.C.6.2. Knowledge of addition and subtraction fact families.

Vocabulary Terms Subtraction is not Commutative

Quiz, Flash Cards, Worksheet, Game & Study Guide Subtraction is not Commutative

1.NBT.C.6.3. Ability to model subtraction using base ten manipulatives (e.g., base ten blocks, Digi-Blocks, Unifix cubes) and explain the process.

Vocabulary Terms Double Digit Addition without Regrouping

Vocabulary Terms One Less, One More

Vocabulary Terms One More, One Less

Vocabulary Terms Story Problems

Vocabulary Terms Subtraction Facts

Vocabulary Terms Subtraction is not Commutative

Quiz, Flash Cards, Worksheet, Game & Study Guide Double Digit Addition without Regrouping

Quiz, Flash Cards, Worksheet, Game & Study Guide One Less, One More

Quiz, Flash Cards, Worksheet, Game & Study Guide One More, One Less

Quiz, Flash Cards, Worksheet, Game & Study Guide Story Problems

Quiz, Flash Cards, Worksheet, Game & Study Guide Subtraction Facts

Quiz, Flash Cards, Worksheet, Game & Study Guide Subtraction is not Commutative

Quiz, Flash Cards, Worksheet, Game & Study Guide Using Number Line

1.NBT.C.6.4. Knowledge of place value and skip counting by 10.

Flip Charts Adding Two-digit Numbers

Flip Charts Math Grade 2

Flip Charts Place Value

Vocabulary Terms Place Value

Vocabulary Terms Skip Counting

Quiz, Flash Cards, Worksheet, Game & Study Guide Place Value

Quiz, Flash Cards, Worksheet, Game & Study Guide Skip Counting

Operations and Algebraic Thinking (OA)

1.OA.A. Represent and solve problems involving addition and subtraction.

1.OA.A.1. Major Standard: Use addition and subtraction within 20 to solve word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions, e.g., by using objects, drawings, and equations wi

1.OA.A.1.1. Ability to represent the problem in multiple ways including drawings and or objects/manipulatives (e.g., counters, unifix cubes, Digi-Blocks, number lines, and part-part-whole mats).

Vocabulary Terms Addition Facts

Vocabulary Terms Commutative Property

Vocabulary Terms Double Digit Addition without Regrouping

Vocabulary Terms One Less, One More

Vocabulary Terms One More, One Less

Vocabulary Terms Story Problems

Vocabulary Terms Subtraction Facts

Vocabulary Terms Subtraction is not Commutative

Quiz, Flash Cards, Worksheet, Game & Study Guide Addition Facts

Quiz, Flash Cards, Worksheet, Game & Study Guide Commutative Property

Quiz, Flash Cards, Worksheet, Game & Study Guide Double Digit Addition without Regrouping

Quiz, Flash Cards, Worksheet, Game & Study Guide One Less, One More

Quiz, Flash Cards, Worksheet, Game & Study Guide One More, One Less

Quiz, Flash Cards, Worksheet, Game & Study Guide Story Problems

Quiz, Flash Cards, Worksheet, Game & Study Guide Subtraction Facts

Quiz, Flash Cards, Worksheet, Game & Study Guide Subtraction is not Commutative

Quiz, Flash Cards, Worksheet, Game & Study Guide Using Number Line

1.OA.A.1.2. Ability to take apart and combine numbers in a wide variety of ways.

Flip Charts Adding Two-digit Numbers

Flip Charts Addition Facts

Flip Charts Math Grade 1

Flip Charts Math Grade 2

Flip Charts Subtracting Two-digit Numbers

Flip Charts Subtraction Facts

Vocabulary Terms Addition Facts

Vocabulary Terms Subtraction Facts

Quiz, Flash Cards, Worksheet, Game & Study Guide Addition Facts

Quiz, Flash Cards, Worksheet, Game & Study Guide Subtraction Facts

1.OA.A.1.3. Ability to make sense of quantity and be able to compare numbers.

Flip Charts Math Grade 2

Flip Charts Place Value

Vocabulary Terms Comparing Numbers

Vocabulary Terms Counting to 999

Vocabulary Terms Greater Than, Less Than

Vocabulary Terms Ordering Numbers and Objects by Size

Vocabulary Terms Sequencing

Quiz, Flash Cards, Worksheet, Game & Study Guide Comparing Numbers

Quiz, Flash Cards, Worksheet, Game & Study Guide Counting to 999

Quiz, Flash Cards, Worksheet, Game & Study Guide Greater Than, Less Than

Quiz, Flash Cards, Worksheet, Game & Study Guide Ordering Numbers and Objects by Size

Quiz, Flash Cards, Worksheet, Game & Study Guide Sequencing

Quiz, Flash Cards, Worksheet, Game & Study Guide Using Number Line

1.OA.A.1.5. Ability to solve a variety of addition and subtraction word problems (CCSS, Page 88, Table 1).

Vocabulary Terms Story Problems

Quiz, Flash Cards, Worksheet, Game & Study Guide Story Problems

1.OA.A.2. Major Standard: Solve word problems that call for addition of three whole numbers whose sum is less than or equal to 20, e.g., by using objects, drawings, and equations with a symbol for the unknown number to represent the problem.

1.OA.A.2.1. Ability to add numbers in any order and be able to identify the most efficient way to solve the problem.

Vocabulary Terms Commutative Property

Quiz, Flash Cards, Worksheet, Game & Study Guide Commutative Property

1.OA.A.2.2. Ability to solve a variety of addition and subtraction word problems (CCSS, Page 88, Table 1).

Vocabulary Terms Story Problems

Quiz, Flash Cards, Worksheet, Game & Study Guide Story Problems

1.OA.B. Understand and apply properties of operations and relationship between addition and subtraction.

1.OA.B.3. Major Standard: Apply properties of operations as strategies to add and subtract. (Students need not use formal terms for these properties.) Examples: If 8+3 = 11 is known, then 3+8 = 11 is also known (Commutative property of addition). To add 2+6+4, the

1.OA.B.3.1. Knowledge of and ability to use the properties of operations (CCSS, Page 90, Table 3).

Vocabulary Terms Commutative Property

Quiz, Flash Cards, Worksheet, Game & Study Guide Commutative Property

1.OA.B.4. Major Standard: Understand subtraction as an unknown-addend problem. For example, subtract 10–8 by finding the number that makes 10 when added to 8.

1.OA.B.4.2. Ability to apply the strategy to think addition rather than take away: Rather than find 9-6 = ?, ask how many would you add to six to equal nine?

Flip Charts Adding Two-digit Numbers

Flip Charts Addition Facts

Flip Charts Counting 1-100

Flip Charts Math Grade 1

Flip Charts Math Grade 2

Flip Charts Number Order

Flip Charts Number Sense & Operations Math Readiness

Flip Charts Subtracting Two-digit Numbers

Flip Charts Subtraction

Flip Charts Subtraction Facts

Vocabulary Terms Addition Facts

Vocabulary Terms Commutative Property

Vocabulary Terms Double Digit Addition without Regrouping

Vocabulary Terms One Less, One More

Vocabulary Terms One More, One Less

Vocabulary Terms Story Problems

Vocabulary Terms Subtraction Facts

Vocabulary Terms Subtraction is not Commutative

Quiz, Flash Cards, Worksheet, Game & Study Guide Addition Facts

Quiz, Flash Cards, Worksheet, Game & Study Guide Commutative Property

Quiz, Flash Cards, Worksheet, Game & Study Guide Double Digit Addition without Regrouping

Quiz, Flash Cards, Worksheet, Game & Study Guide One Less, One More

Quiz, Flash Cards, Worksheet, Game & Study Guide One More, One Less

Quiz, Flash Cards, Worksheet, Game & Study Guide Story Problems

Quiz, Flash Cards, Worksheet, Game & Study Guide Subtraction Facts

Quiz, Flash Cards, Worksheet, Game & Study Guide Subtraction is not Commutative

Quiz, Flash Cards, Worksheet, Game & Study Guide Using Number Line

1.OA.B.4.4. Ability to use the open number line to find the unknown.

Flip Charts Adding Two-digit Numbers

Flip Charts Addition Facts

Flip Charts Math Grade 1

Flip Charts Math Grade 2

Flip Charts Subtracting Two-digit Numbers

Flip Charts Subtraction Facts

Quiz, Flash Cards, Worksheet, Game & Study Guide Using Number Line

1.OA.C. Add and subtract within 20.

1.OA.C.5. Major Standard: Relate counting to addition and subtraction (e.g., by counting on 2 to add 2).

1.OA.C.5.1. Knowledge of and ability to use addition counting strategies (e.g., Counting All, Counting On, Counting On from the Larger Number) to solve addition problems.

Flip Charts Adding Two-digit Numbers

Flip Charts Addition Facts

Flip Charts Math Grade 1

Flip Charts Math Grade 2

Flip Charts Number Order

Flip Charts Number Sense & Operations Math Readiness

Flip Charts Subtraction

Vocabulary Terms Addition Facts

Vocabulary Terms Commutative Property

Vocabulary Terms Double Digit Addition without Regrouping

Vocabulary Terms One Less, One More

Vocabulary Terms One More, One Less

Vocabulary Terms Story Problems

Quiz, Flash Cards, Worksheet, Game & Study Guide Addition Facts

Quiz, Flash Cards, Worksheet, Game & Study Guide Commutative Property

Quiz, Flash Cards, Worksheet, Game & Study Guide Double Digit Addition without Regrouping

Quiz, Flash Cards, Worksheet, Game & Study Guide One Less, One More

Quiz, Flash Cards, Worksheet, Game & Study Guide One More, One Less

Quiz, Flash Cards, Worksheet, Game & Study Guide Story Problems

Quiz, Flash Cards, Worksheet, Game & Study Guide Using Number Line

1.OA.C.5.2. Knowledge of and ability to use subtraction counting strategies (Counting Up To, Counting Back From) to solve problems.

Flip Charts Counting 1-100

Flip Charts Math Grade 1

Flip Charts Math Grade 2

Flip Charts Number Order

Flip Charts Number Sense & Operations Math Readiness

Flip Charts Subtracting Two-digit Numbers

Flip Charts Subtraction Facts

Vocabulary Terms Double Digit Addition without Regrouping

Vocabulary Terms One Less, One More

Vocabulary Terms One More, One Less

Vocabulary Terms Story Problems

Vocabulary Terms Subtraction Facts

Quiz, Flash Cards, Worksheet, Game & Study Guide Double Digit Addition without Regrouping

Quiz, Flash Cards, Worksheet, Game & Study Guide One Less, One More

Quiz, Flash Cards, Worksheet, Game & Study Guide One More, One Less

Quiz, Flash Cards, Worksheet, Game & Study Guide Story Problems

Quiz, Flash Cards, Worksheet, Game & Study Guide Subtraction Facts

Quiz, Flash Cards, Worksheet, Game & Study Guide Using Number Line

1.OA.C.5.3. Ability to use skip counting to add, understanding when skip counting they are adding groups of, such as when counting by 2s to add 2, understand that a counting by 2s is counting groups of 2.

Flip Charts Adding Two-digit Numbers

Flip Charts Addition Facts

Flip Charts Math Grade 1

Flip Charts Math Grade 2

Flip Charts Number Order

Flip Charts Number Sense & Operations Math Readiness

Flip Charts Subtraction

Vocabulary Terms Addition Facts

Vocabulary Terms Commutative Property

Vocabulary Terms Double Digit Addition without Regrouping

Vocabulary Terms One Less, One More

Vocabulary Terms One More, One Less

Vocabulary Terms Story Problems

Quiz, Flash Cards, Worksheet, Game & Study Guide Addition Facts

Quiz, Flash Cards, Worksheet, Game & Study Guide Commutative Property

Quiz, Flash Cards, Worksheet, Game & Study Guide Double Digit Addition without Regrouping

Quiz, Flash Cards, Worksheet, Game & Study Guide One Less, One More

Quiz, Flash Cards, Worksheet, Game & Study Guide One More, One Less

Quiz, Flash Cards, Worksheet, Game & Study Guide Story Problems

Quiz, Flash Cards, Worksheet, Game & Study Guide Using Number Line

1.OA.C.6. Major Standard: Add and subtract within 20, demonstrating fluency for addition and subtraction within 10. Use strategies such as counting on, making ten (e.g. 8+6 = 8+2+4, which leads to 10+4 = 14); decomposing a number leading to a ten (13–4 = 13–3–1, wh

1.OA.C.6.1. Ability to use mental math strategies such as counting on, making ten, decomposing a number leading to ten, the relationship between addition and subtraction, and creating equivalent but easier or know sums to add and subtract within 20, first using visua

Flip Charts Adding Two-digit Numbers

Flip Charts Addition Facts

Flip Charts Counting 1-100

Flip Charts Math Grade 1

Flip Charts Math Grade 2

Flip Charts Number Order

Flip Charts Number Sense & Operations Math Readiness

Flip Charts Subtracting Two-digit Numbers

Flip Charts Subtraction

Flip Charts Subtraction Facts

Vocabulary Terms Addition Facts

Vocabulary Terms Commutative Property

Vocabulary Terms Double Digit Addition without Regrouping

Vocabulary Terms One Less, One More

Vocabulary Terms One More, One Less

Vocabulary Terms Story Problems

Vocabulary Terms Subtraction Facts

Quiz, Flash Cards, Worksheet, Game & Study Guide Addition Facts

Quiz, Flash Cards, Worksheet, Game & Study Guide Commutative Property

Quiz, Flash Cards, Worksheet, Game & Study Guide Double Digit Addition without Regrouping

Quiz, Flash Cards, Worksheet, Game & Study Guide One Less, One More

Quiz, Flash Cards, Worksheet, Game & Study Guide One More, One Less

Quiz, Flash Cards, Worksheet, Game & Study Guide Story Problems

Quiz, Flash Cards, Worksheet, Game & Study Guide Subtraction Facts

Quiz, Flash Cards, Worksheet, Game & Study Guide Using Number Line

1.OA.C.6.2. Ability to demonstrate fluency for addition and subtraction within 10, building first on accurate recall of the facts using games, (including technology) and purposeful practice (Tasks which are timed should not be used unless students have demonstrated a

Flip Charts Adding Two-digit Numbers

Flip Charts Addition Facts

Flip Charts Counting 1-100

Flip Charts Math Grade 1

Flip Charts Math Grade 2

Flip Charts Number Order

Flip Charts Number Sense & Operations Math Readiness

Flip Charts Subtracting Two-digit Numbers

Flip Charts Subtraction

Flip Charts Subtraction Facts

Vocabulary Terms Addition Facts

Vocabulary Terms Commutative Property

Vocabulary Terms Double Digit Addition without Regrouping

Vocabulary Terms One Less, One More

Vocabulary Terms One More, One Less

Vocabulary Terms Story Problems

Vocabulary Terms Subtraction Facts

Vocabulary Terms Subtraction is not Commutative

Quiz, Flash Cards, Worksheet, Game & Study Guide Addition Facts

Quiz, Flash Cards, Worksheet, Game & Study Guide Commutative Property

Quiz, Flash Cards, Worksheet, Game & Study Guide Double Digit Addition without Regrouping

Quiz, Flash Cards, Worksheet, Game & Study Guide One Less, One More

Quiz, Flash Cards, Worksheet, Game & Study Guide One More, One Less

Quiz, Flash Cards, Worksheet, Game & Study Guide Story Problems

Quiz, Flash Cards, Worksheet, Game & Study Guide Subtraction Facts

Quiz, Flash Cards, Worksheet, Game & Study Guide Subtraction is not Commutative

Quiz, Flash Cards, Worksheet, Game & Study Guide Using Number Line

1.OA.D. Work with addition and subtraction equations.

1.OA.D.7. Major Standard: Understand the meaning of the equal sign, and determine if equations involving addition and subtraction are true or false. For example, which of the following equations are true and which are false?: 6 = 6, 7 = 8–1, 5+2 = 2+5, 4+1 = 5+2.

1.OA.D.7.1. Knowledge that an equal sign represents the relationship between two equal quantities.

Flip Charts Addition

Flip Charts Equal

Flip Charts Math Grade 2

Flip Charts Number Order

Flip Charts Number Sense & Operations Math Readiness

Flip Charts Place Value

Vocabulary Terms Comparing Numbers

Vocabulary Terms Greater Than, Less Than

Vocabulary Terms Ordering Numbers and Objects by Size

Quiz, Flash Cards, Worksheet, Game & Study Guide Comparing Numbers

Quiz, Flash Cards, Worksheet, Game & Study Guide Greater Than, Less Than

Quiz, Flash Cards, Worksheet, Game & Study Guide Ordering Numbers and Objects by Size

Quiz, Flash Cards, Worksheet, Game & Study Guide Using Number Line

1.OA.D.7.3. Understand the equal sign means “is the same as”.

Flip Charts Addition

Flip Charts Equal

Flip Charts Math Grade 2

Flip Charts Number Order

Flip Charts Number Sense & Operations Math Readiness

Flip Charts Place Value

Vocabulary Terms Comparing Numbers

Vocabulary Terms Greater Than, Less Than

Vocabulary Terms Ordering Numbers and Objects by Size

Quiz, Flash Cards, Worksheet, Game & Study Guide Comparing Numbers

Quiz, Flash Cards, Worksheet, Game & Study Guide Greater Than, Less Than

Quiz, Flash Cards, Worksheet, Game & Study Guide Ordering Numbers and Objects by Size

Quiz, Flash Cards, Worksheet, Game & Study Guide Using Number Line

1.OA.D.8. Major Standard: Determine the unknown whole number in an addition or subtraction equation relating three whole numbers. For example, determine the unknown number that makes the question true in each of the equations: 8+? = 11, 5 = ?-3, 6+6 = ?.

1.OA.D.8.1. Ability to represent the problem in multiple ways including drawings and or objects/manipulatives (e.g., counters, connecting cubes, Digi-Blocks, number lines).

Vocabulary Terms Addition Facts

Vocabulary Terms Commutative Property

Vocabulary Terms Double Digit Addition without Regrouping

Vocabulary Terms One Less, One More

Vocabulary Terms One More, One Less

Vocabulary Terms Story Problems

Vocabulary Terms Subtraction Facts

Vocabulary Terms Subtraction is not Commutative

Quiz, Flash Cards, Worksheet, Game & Study Guide Addition Facts

Quiz, Flash Cards, Worksheet, Game & Study Guide Commutative Property

Quiz, Flash Cards, Worksheet, Game & Study Guide Double Digit Addition without Regrouping

Quiz, Flash Cards, Worksheet, Game & Study Guide One Less, One More