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Explore the power of prefixes to decipher word meanings effortlessly. Learn how to identify and utilize prefixes effectively in reading and writing tasks.
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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 • Raise your hand if you have ever added sugar to your cereal for breakfast? • Did adding the sugar change the taste of the cereal?
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?
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
Prefixes improper incomplete
Prefixes bicycle nonstop
Prefix disagree reread
Prefixes Pre-read misspell
Importance • Why is it important to know prefixes?
Read the sentence. • Think: “What is the sentence about?” • Look at the prefix definition. • Choose and write the best prefix for the sentence.
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)
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)
Review • A prefix is a word part added to the beginning of a base word. • A prefix changes the meaning of a word.
Suffixes We Know Examples -er one who -or one who -less without -able, -ible can be farmer actor useless buildable reversible
Prefixes bicycle nonstop
“That’s nonsense,” said his brother Jake. “You can use my bike.”