Name____________ Learning Objective Today, we will determine 1 the meaning of prefixes. 1 figure out CFU What are we going to do today? What does determine mean? Determine means _____. Activate (or Provide) Prior Knowledge What is the difference between the two pictures? (pair-share) What is the difference between the two words? (pair-share) happy unhappy CFU Students, when we add a group of letters such as un- at the beginning of another word, it changes the word’s meaning. Unhappy means sad or not happy. Letters that are added to the beginning of words to change their meaning are called prefixes. Today, we will determine the meaning of prefixes. Data. WORKS Educational Research (800) 495 -1550 • www. dataworks-ed. com © 2012 All rights reserved. Comments? feedback@dataworks-ed. com 2 nd Grade Reading Vocabulary 1. 9 (2 Q) Know the meaning of simple prefixes and suffixes (e. g. , over-, un-, -ing, -ly). Lesson to be used by EDI-trained teachers only.
Concept Development A prefix is a letter or group of letters added to the beginning of a word that changes its meaning. • A prefix has a meaning of its own. • The prefix modifies 2 the meaning of a word the same or almost the same way each time it is used. 2 (synonym) changes Example: un. Prefix + Word Prefix Meaning of New Word unkind Unkind means not kind. unsafe un- means Unsafe means not safe. “not” unreal Unreal means not real. Sentence It is unkind to tease someone. The wet slide was unsafe for students to play on. The items in the haunted house were unreal. Not examples of prefixes: The letters “un” in under are not a prefix because der is not a word. The letters “un” in uncle are not a prefix. CFU What is the difference between the word unreal and the word uncle? The difference between the word unreal and the word uncle is ___________. Which word has a prefix? How do you know? __has a prefix because______. A A unhappy B happy In your own words what is a prefix? A prefix is _______. Data. WORKS Educational Research (800) 495 -1550 • www. dataworks-ed. com © 2012 All rights reserved. Comments? feedback@dataworks-ed. com 2 nd Grade Reading Vocabulary 1. 9 (2 Q) Know the meaning of simple prefixes and suffixes (e. g. , over-, un-, -ing, -ly). Lesson to be used by EDI-trained teachers only.
Skill Development/Guided Practice A prefix is a letter or group of letters added to the beginning of a word that changes its meaning. Determine the meaning of prefixes. Step #1: Read the prefix and the word. Step #2: Write a new word by adding the prefix to the word. Step #3: Determine the meaning of the new word. (write) Step #4: Read the sentence with the new word in it. Prefix meanings reunover- Sample Words again not too much Prefix Word 1. re- fill 2. re- 3. un- 4. un- 5. over- 6. over- rewrite, rebuild, restate, retry unhappy, undone, unreal, unsure overweight, overuse, overeat Prefix + Word = Meaning of New Word refill again _____ means ______ I need to refill my glass of water. make again make remake _____ means ______ When the cake burned, we had to remake it. not able _____ means ______ unable Lucy was unable to find her house key. not clear unclear _____ means ______ Peter was unclear on what to do next. heated overheated means heated too much ____________ After recess, the boy was overheated. cooked too much cooked overcooked means ______ The turkey was overcooked. CFU (#3) How did I/you determine the meaning of the new word? Data. WORKS Educational Research (800) 495 -1550 • www. dataworks-ed. com © 2012 All rights reserved. Comments? feedback@dataworks-ed. com 2 nd Grade Reading Vocabulary 1. 9 (2 Q) Know the meaning of simple prefixes and suffixes (e. g. , over-, un-, -ing, -ly). Lesson to be used by EDI-trained teachers only.
Relevance A prefix is a letter or group of letters added to the beginning of a word that changes its meaning. 1. Determining the meaning of prefixes will help you figure out the meaning of unknown words. It is unusual for Sylvia to be late to school. un- = not usual = happens most of the time unusual = not happening most of the time 2. Determining the meaning of prefixes will help you do well on tests. CFU Does anyone else have another reason why it is relevant to determine the meaning of prefixes? (pair-share) Why is it relevant to determine the meaning of prefixes? You may give me one of my reasons or one of your own. Which reason is more relevant to you? Why? Data. WORKS Educational Research (800) 495 -1550 • www. dataworks-ed. com © 2012 All rights reserved. Comments? feedback@dataworks-ed. com 2 nd Grade Reading Vocabulary 1. 9 (2 Q) Know the meaning of simple prefixes and suffixes (e. g. , over-, un-, -ing, -ly). Lesson to be used by EDI-trained teachers only.
A prefix is a letter or group of letters added to the beginning of a word that changes its meaning. Skill Closure Determine the meaning of prefixes. Step #1: Read the prefix and the word. Step #2: Write a new word by adding the prefix to the word. Step #3: Determine the meaning of the new word. (write) Step #4: Read the sentence with the new word in it. Prefix meanings reagain unnot Prefix Word 1. re- tell 2. un- likely Sample Words rewrite, rebuild, restate, retry unhappy, undone, unreal, unsure Prefix + Word = Meaning of New Word retell again _____ means ______ Can you retell what happened in the story? unlikely not likely _____ means ______ It is unlikely that it will rain tomorrow. Concept Closure In your own words, what is a prefix? Summary Closure What did you learn today about determining the meaning of prefixes? (pair-share) Data. WORKS Educational Research (800) 495 -1550 • www. dataworks-ed. com © 2012 All rights reserved. Comments? feedback@dataworks-ed. com 2 nd Grade Reading Vocabulary 1. 9 (2 Q) Know the meaning of simple prefixes and suffixes (e. g. , over-, un-, -ing, -ly). Lesson to be used by EDI-trained teachers only.
Name ______________ A prefix is a letter or group of letters added to the beginning of a word that changes its meaning. Independent Practice Determine the meaning of prefixes. Step #1: Read the prefix and the word. Step #2: Write a new word by adding the prefix to the word. Step #3: Determine the meaning of the new word. (write) Step #4: Read the sentence with the new word in it. Prefix meanings Sample Words re- again rewrite, rebuild, restate, retry un- not unhappy, undone, unreal, unsure over- too much overweight, overuse, overeat Prefix 1. re- 2. re- 3. un- 4. un- 5. over- 6. over- Word start Prefix + Word = Meaning of New Word restart again _____ means ______ Can you please restart the computer? rerun again run _____ means ______ I have to rerun the report. not healthy unhealthy means ______ Drinking sodas every day is unhealthy. not even uneven _____ means ______ I got an uneven piece of chocolate. overload _____ means too much of a load ______ The students had an overload of homework. too much size, too sized oversized means ______ big _____ The oversized truck was too big to fit in the tunnel. Data. WORKS Educational Research (800) 495 -1550 • www. dataworks-ed. com © 2012 All rights reserved. Comments? feedback@dataworks-ed. com 2 nd Grade Reading Vocabulary 1. 9 (2 Q) Know the meaning of simple prefixes and suffixes (e. g. , over-, un-, -ing, -ly). Lesson to be used by EDI-trained teachers only.
Name ______________ A prefix is a letter or group of letters added to the beginning of a word that changes its meaning. Determine the meaning of prefixes. Periodic Review 1 Step #1: Read the prefix and the word. Step #2: Write a new word by adding the prefix to the word. Step #3: Determine the meaning of the new word. (write) Step #4: Read the sentence with the new word in it. Prefix meanings Sample Words re- again rewrite, rebuild, restate, retry pre- before precook, pregame, prewash, pretest un- not unhappy, undone, unreal, unsure Prefix Word Prefix + Word = Meaning of New Word _____ means ______ recreate again We will need to recreate the setting of the play. _____ means ______ preset to set before Please preset the timer before cooking the cake. _____ means ______ dial again redial The operator told me to redial the phone number. unfair not fair _____ means ______ It is unfair that I had to do the dishes. _____ means wash before ______ prewash You should prewash your new clothes before wearing them. not lock _____ means ______ unlock Can you unlock the door? 1. re- create 2. pre- set 3. re- dial 4. un- fair 5. pre- wash 6. un- lock Data. WORKS Educational Research (800) 495 -1550 • www. dataworks-ed. com © 2012 All rights reserved. Comments? feedback@dataworks-ed. com 2 nd Grade Reading Vocabulary 1. 9 (2 Q) Know the meaning of simple prefixes and suffixes (e. g. , over-, un-, -ing, -ly). Lesson to be used by EDI-trained teachers only.
Name ______________ A prefix is a letter or group of letters added to the beginning of a word that changes its meaning. Determine the meaning of prefixes. Periodic Review 2 Step #1: Read the prefix and the word. Step #2: Write a new word by adding the prefix to the word. Step #3: Determine the meaning of the new word. (write) Step #4: Read the sentence with the new word in it. Prefix meanings Sample Words dis- not disprove, dishonest, dislike, disagree pre- before precook, pregame, prewash, pretest un- not unhappy, undone, unreal, unsure Prefix Word 1. dis- likes 2. un- happy 3. pre- mix 4. dis- respect 5. un- clean 6. pre- school Data. WORKS Educational Research (800) 495 -1550 • www. dataworks-ed. com © 2012 All rights reserved. Comments? feedback@dataworks-ed. com Prefix + Word = Meaning of New Word dislikes not like _____ means ______ Jace dislikes cleaning his room. unhappy not happy _____ means ______ He was unhappy with his math grade. mix before _____ means ______ premix The recipe said to premix the ingredients. not respected _____ disrespect means ______ You get in trouble if you disrespect your teacher. _____ means not clean ______ unclean Some countries have unclean water. before school preschool means ______ My little sister went to preschool before going to kindergarten. 2 nd Grade Reading Vocabulary 1. 9 (2 Q) Know the meaning of simple prefixes and suffixes (e. g. , over-, un-, -ing, -ly). Lesson to be used by EDI-trained teachers only.
Name ______________ A prefix is a letter or group of letters added to the beginning of a word that changes its meaning. Determine the meaning of prefixes. Periodic Review 3 Step #1: Read the prefix and the word. Step #2: Write a new word by adding the prefix to the word. Step #3: Determine the meaning of the new word. (write) Step #4: Read the sentence with the new word in it. Prefix meanings Sample Words re- again rewrite, rebuild, restate, retry dis- not disprove, dishonest, dislike, disagree mis- wrongly miscount, misuse, mismatch Prefix Word 1. dis- loyal 2. re- build 3. re- pay 4. dis- honest 5. mis- place 6. mis- count Data. WORKS Educational Research (800) 495 -1550 • www. dataworks-ed. com © 2012 All rights reserved. Comments? feedback@dataworks-ed. com Prefix + Word = Meaning of New Word disloyal not loyal _____ means ______ She felt she had been disloyal to her friends. rebuild again _____ means ______ Ernie had to rebuild the tree house. pay again _____ means ______ repay I will repay the money I borrowed when I get paid. dishonest means ______ not honest _____ He was dishonest about taking the cupcake. misplace _____ means wrongly placed ______ Did you misplace your glasses? wrongly counted miscount _____ means ______ There has been a miscount of the votes. 2 nd Grade Reading Vocabulary 1. 9 (2 Q) Know the meaning of simple prefixes and suffixes (e. g. , over-, un-, -ing, -ly). Lesson to be used by EDI-trained teachers only.
EDI – Cognitive, Teaching and English Learners Strategies Learning Objective : Today, we will determine the meaning of prefixes. Cognitive Strategies Teaching Strategies Elaboration Demonstration Targeted vocabulary: determine, prefix, modifies Language Strategies Academic Vocabulary Words determine, modifies Content prefix Support Multiple-Meaning Synonym modifies Definition Vocabulary Strategy determine, prefix Homophone Internal Context Clue Listen, Speak Read Similar Sounds Tracked Reading Decoding Rules Write Writing Content Access Strategies Comprehensible Input Cognates Graphic Organizer Contextual Clues Contextualized Definitions Pictures Data. WORKS Educational Research (800) 495 -1550 • www. dataworks-ed. com © 2012 All rights reserved. Comments? feedback@dataworks-ed. com 2 nd Grade Reading Vocabulary 1. 9 (2 Q) Know the meaning of simple prefixes and suffixes (e. g. , over-, un-, -ing, -ly). Lesson to be used by EDI-trained teachers only.
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