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Prefixes

English Language Arts, Grade 2

 
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“No cookies before dinner!” A root word is a word before a prefix or a suffix is added to it. Sometimes root words are called base words. In the word rewrite, the root word is write. The prefix is re. In the word preschool, the root word is school. The prefix is pre. A prefix is a group of letters added to the start of a root word that change its meaning. The prefix re- means to do again. I will reheat this in the microwave. The prefix un- means not. Did she unwrap my gift? The prefix dis- means not. My little brother may disobey my mom. The prefix pre- means before. He pretreated the stain before washing the shirt. The prefix sub- means under. The submarine moved below the sea’s surface. The prefix bi- means two. My grandpa wears bifocal glasses. The prefix tri- means three. Stella’s mom just had triplets! 2:13 1 2 3 4 5 6 7 8 9 0 Prefixes Visit www.newpathlearning.com for Online Learning Resources. © Copyright NewPath Learning. All Rights Reserved. 92-4013
Add the prefix to each root word. Write the new word on the line. biped biped = 2 feet tricycle = 3 wheels unusual = not usual pretest = before test 1. bi + ped = ________________ 2. dis + agree = ________________ 3. re + model = ________________ 4. tri + cycle = ________________ 5. sub + urb = ________________ 6. un + usual = ________________ 7. pre + test = ________________ Prefixes Visit www.newpathlearning.com for Online Learning Resources. © Copyright NewPath Learning. All Rights Reserved. 92-4013