Adding Two-digit Numbers
Mathematics, Grade 3
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Digit Place Value Place 24 and 18 blocks in the tens and ones columns. Add the ones. Regroup 10 ones as 1 ten. Write a 1 in the tens column. Add the tens and write the sum. 1. 2. 3. 14 ones = 1 ten & 4 ones 24 + 18 = ? 24 + 12 = ? addends addends sum has two digits digits Regroup 1 2 1 + 4 8 2 1 2 1 + 4 8 2 4 2 1 4 2 6 3 12 + There are 2 tens and 4 ones in 24. Adding with Regrouping Adding without Regrouping tens ones tens ones tens ones tens ones tens ones tens ones tens ones © Copyright NewPath Learning. All Rights Reserved. 93-4201 www.newpathlearning.com Adding Two-digit Numbers
\|xiBAHBDy01613nzW Place Value Place 24 and 18 blocks in the tens and ones columns. Add the ones. Regroup 10 ones as 1 ten. Write a 1 in the tens column. Add the tens and write the sum. 1. 2. 3. = 24 + 18 = ? 24 + 12 = ? Regroup 2 1 + 4 8 2 1 + 4 8 2 1 4 2 + There are and in 24. Adding with Regrouping Adding without Regrouping tens ones tens ones tens ones tens ones tens ones tens ones tens ones © Copyright N ewPath Learning. All Rights Reserved. 93-4201 www.newpathlearning.com Adding Two-digit Numbers Digit has two digits 12 digits Key Vocabulary Terms • addends • regroup • add • sum • digit • tens • ones • two-digit • place value
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