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Prefixes

Prefixes. Prefixes. reading standard=1.8 Use knowledge of prefixes to determine the meaning of words. Prefixes. Today we are going to use prefixes to determine the meaning of words. Determine= figure out What are going to do today? What are we going to determine?. Prefixes.

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Prefixes

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  1. Prefixes

  2. Prefixes • reading standard=1.8 Use knowledge of prefixes to determine the meaning of words.

  3. Prefixes • Today we are going to use prefixes to determine the meaning of words. • Determine= figure out • What are going to do today? • What are we going to determine?

  4. Prefixes • Raise your hand if you have ever added sugar to your cereal for breakfast? • Did adding the sugar change the taste of the cereal?

  5. A prefix is a word part added to the beginning of a base word. Please keep in mind…the base word is a word by itself. Example pre-read. Read is a word by itself without the prefix “pre”. Pre + read=pre-read What is a prefix?

  6. A prefix changes the meaning of a word.

  7. Prefixes and Definitions Examples im- not in- not bi- two non- not dis- not or opposite of Re-do again Pre-before Mis-incorrect improper incomplete bicycle nonstop disagree reread Pre-read misspell

  8. Prefixes improper incomplete

  9. Prefixes bicycle nonstop

  10. Prefix disagree reread

  11. Prefixes Pre-read misspell

  12. Importance • Why is it important to know prefixes?

  13. Read the sentence. • Think: “What is the sentence about?” • Look at the prefix definition. • Choose and write the best prefix for the sentence.

  14. Prefixes • Choose and write the best prefix for the sentence. • 1. Please _______ my glass with milk. (fill again) 2. You must _________ the oven to 300 degrees. (heat again)

  15. Prefixes • Choose and write the best prefix for the sentence. • 3. He _____ his steps through the woods. (traced again) • 4. You should _____ your notes before a test. (view again)

  16. Review • A prefix is a word part added to the beginning of a base word. • A prefix changes the meaning of a word.

  17. A suffix is a word part added to the end of a root word.

  18. A suffix also changes the meaning of a word.

  19. Suffixes We Know Examples -er one who -or one who -less without -able, -ible can be farmer actor useless buildable reversible

  20. Prefixes bicycle nonstop

  21. “That’s nonsense,” said his brother Jake. “You can use my bike.”

  22. “Gee, thanks,” said Randy, hopping on the bike.

  23. “See, I can be likable!” said Jake with a grin.

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