What are we going to learn? What does solve mean? Solve means __________.

1. Learning Objective Different Ways to Add Poster We will solve1 addition word problems. What are we going to learn? What does solve mean? Solve means __________. CFU Activate Prior Knowledge 31 + 26 = 57 sum addends Find the sum in the addition problem using a number line. 1. 41 + 27 = 2. 23 + 15 = Students, you already know how to find the sum of an addition problem. Now, we will solve addition problems. Make Connection 1 find the answer Vocabulary 68 3 tens and 8 ones

2. Concept Development • An equation uses an equal sign to say two amounts are the same. • An equation can be used to represent2 an addition word problem. Addition Word Problem CFU The equation represents the word problem below. Explain why. There were 37 pens in a box. 25 more pens were put in there. How many pens are in the box now? Which equation represents the addition word problem?Explain your answer. There were 24 pens in a box. Some more pens were put in there. Now there are 47 pens. How many pens were put in the box? A B Sum Unknown Damon had 23 marbles. He bought 15 more marbles. How many does he have now? Equation 25 25 + ? = 37 Damon has _____ marbles now. Addend Unknown Damon had 23 marbles. He bought some more marbles. Now he has 38 marbles. How many did he buy? Equation 2show (synonym) Vocabulary Damon bought _____ marbles. so, 23 + 15 = 38 From 23, move along the number line 15 numbers to the right. 0 1 2 3 4 5 6 7 8 9 ?

3. Skill Development/Guided Practice • An equation uses an equal sign to say two amounts are the same. • An equation can be used to represent an addition word problem. Different Ways to Add Poster Solve addition word problems. How did I/you write an equation to represent the problem? How did I/you solve for the unknown number? CFU Read the problem. Write an equation to represent the problem. Solve for the unknown number using an addition strategy3. (write) 1 2 2 3 3 1) Rosa has 34 stamps in her collection. Her mom gave her 27 more stamps. How many stamps does she have in her collection now? 2) Bob has 28 pieces of candy. He bought 15 more pieces of candy. How many pieces of candy does Bob have now? Equation Equation Strategy (Drawing) Strategy (Drawing) 3 a plan on how to do something Vocabulary Rosa has _____ stamps in her collection now. Bob has _____ pieces of candy now. 0 1 2 3 4 5 6 7 8 9 ? + = 0 1 2 3 4 5 6 7 8 9 ? 6 tens and 1 one

4. Skill Development/Guided Practice (continued) • An equation uses an equal sign to say two amounts are the same. • An equation can be used to represent an addition word problem. Different Ways to Add Poster Solve addition word problems. How did I/you write an equation to represent the problem? How did I/you solve for the unknown number? CFU Read the problem. Write an equation to represent the problem. Solve for the unknown number using an addition strategy. (write) 1 2 2 3 3 3) There are 32 blue vases and 45 red vases on the shelf. How many vases are on the shelf altogether? 4) There are 17 boys and 35 girls in the cafeteria. How many kids are in the cafeteria altogether? Equation Equation Strategy (Number line) Strategy (Number line) There are _____ vases on the shelf. There are _____ kids in the cafeteria altogether.

5. Skill Development/Guided Practice (continued) • An equation uses an equal sign to say two amounts are the same. • An equation can be used to represent an addition word problem. Different Ways to Add Poster Solve addition word problems. How did I/you write an equation to represent the problem? How did I/you solve for the unknown number? CFU Read the problem. Write an equation to represent the problem. Solve for the unknown number using an addition strategy. (write) 1 2 2 3 3 5) There were 53 crayons in the container. Josie put some more crayons in there. Now there are 78 crayons. How many crayons did Josie put in the container? 6) There were 43 books on the shelf. Mr. Lee put some more books on there. Now there are 62 books. How many books did Mr. Lee put on the shelf? Equation Equation Strategy (Number line) Strategy (Number line) Josie put _____________________________. Mr. Lee put ____________________________. + = 0 1 2 3 4 5 6 7 8 9 ? + = 0 1 2 3 4 5 6 7 8 9 ? 19 books on the shelf

6. Skill Development/Guided Practice (continued) • An equation uses an equal sign to say two amounts are the same. • An equation can be used to represent an addition word problem. Different Ways to Add Poster Solve addition word problems. How did I/you write an equation to represent the problem? How did I/you solve for the unknown number? CFU Read the problem. Write an equation to represent the problem. Solve for the unknown number using an addition strategy. (write) 1 2 2 3 3 7) Some marbles were in a jar. Marcy put 16 more marbles in the jar. Then there were 29 marbles. How many marbles were in the jar before? 8) Some students were in the playground. 25 more students came there. Then there were 62 students. How many students were in the playground before? Equation Equation Strategy (Number line) Strategy (Number line) There were _____________________________. There were ________________________________.

7. Relevance • An equation uses an equal sign to say two amounts are the same. • An equation can be used to represent an addition word problem. Solving addition problems will help you in a fashion designing career. 1 There were 23 yards of fabric in the shop. Francis bought 16 yards more for the fashion show. Solving addition problems will help you do well on tests. 2 Sample Test Question: Mari had 47 stickers. Her dad bought her some more stickers. Then she had 62 stickers total. How many stickers did her dad buy her? Show your work and explain how you got your answer. Does anyone else have another reason why it is relevant to solve addition word problems? (Pair-Share) Why is it relevant to solve addition word problems? You may give one of my reasons or one of your own. Which reason is more relevant to you? Why? CFU Francis has 39 yards of fabricfor the fashion show.

8. An equation uses an equal sign to say two amounts are the same. • An equation can be used to represent an addition word problem. Different Ways to Add Poster Skill Closure Solve addition word problems. Read the problem. Write an equation to represent the problem. Solve for the unknown number using an addition strategy. (write) 1 2 3 1) There were 22 kids in the library. 17 more kids came there. How many kids are in the library now? 2) There were 37 pencils in the box. Mrs. Tang put some more pencils in there. Now there are 52 pencils. How many pencils did Mrs. Tang put in the box? Word Bank solve strategy addend sum Equation Equation Strategy (Drawing) Strategy (Number line) There are _____________________________. Mrs. Tang put __________________________. Access Common Core There are 34 clips in a box. Some more clips were put in the box. Now there are 47 clips in the box. How many clips were put in the box? Explain why the equation below will not help you solve the problem. There were 13 clips added to the box. The equation will not help because 47 is the sum or the total of clips in the box. Summary Closure What did you learn today about solving addition word problems? (Pair-Share) Use words from the word bank. 3 tens and 9 ones

9. Independent Practice • An equation uses an equal sign to say two amounts are the same. • An equation can be used to represent an addition word problem. Different Ways to Add Poster Solve addition word problems. Read the problem. Write an equation to represent the problem. Solve for the unknown number using an addition strategy. (write) 1 2 3 1) Tommy has 26 stamps in his album. His uncle gave him 28 more stamps. How many stamps does he have in his album now? 2) There are 32 boys and 27 girls in second grade. How many second-graders are there? Equation Equation Strategy (Drawing) Strategy (Number line) 54 stamps in his album now 59 second-graders Tommy has ____________________________. There are ______________________. 5 tens and 4 ones

10. Independent Practice (continued) • An equation uses an equal sign to say two amounts are the same. • An equation can be used to represent an addition word problem. Different Ways to Add Poster Solve addition word problems. Read the problem. Write an equation to represent the problem. Solve for the unknown number using an addition strategy. (write) 1 2 3 3) Hanna has 43 pictures in her cell phone. She took some more pictures today. Now there are 67 pictures. How many pictures did she take today? 4) Some pigs were in the mud. 19 more pigs jumped there. Then there were 53 pigs. How many pigs were in the mud before? Equation Equation Strategy (Number line) Strategy (Number line) There were ____________________________. Hanna took ____________________.

11. Periodic Review 1 Different Ways to Add Poster Solve addition word problems. 1) There are 37 girls and 25 boys in the cafeteria. How many kids are in the cafeteria altogether? 2) There were 33 books on the shelf. Mr. Lopez put some more books on there. Now there are 58 books. How many books did Mr. Lopez put on the shelf? Equation Equation There are _____________________________. Mr. Lopez put __________________________. Access Common Core 45 straws are in a cup. Serene put some more straws in the cup. Then there were 76 straws. How many straws did Serene put in the cup? Will these equations help you solve the word problem above? Choose Yes or No for A – D. 76 + 45 = ? A. O Yes O No B. O Yes O No 76 + 45 = ? C. O Yes O No D. O Yes O No

12. Periodic Review 2 Different Ways to Add Poster Solve addition word problems. 1) Melissa has 31 pieces of candy. She bought 17 more pieces of candy. How many pieces of candy does Melissa have now? 2) Jordan had some stamps in his album. He bought 29 more stamps. Now he has 52 stamps. How many stamps did he have in his album before? Equation Equation Melissa has ______________________. Jordan had ____________________________. Access Common Core There were some cans on the shelf. Hanna put 19 more cans on the shelf. Now there are 37 cans. How many cans were on the shelf before? Will these equations help you solve the word problem above? Choose Yes or No for A – D. A. O Yes O No B. O Yes O No 37 + 19 = ? C. O Yes O No D. O Yes O No

13. Periodic Review 3 Different Ways to Add Poster Solve addition word problems. 1) 62 students were in the cafeteria. Ms. Rocco’s students came there. Then there were 87 students. How many students are in Ms. Rocco’s class? 2) Some pigs were in the barn. 28 pigs came there. Then there were 63 pigs. How many pigs were in the barn before 28 more came? Equation Equation There are ___________________________. ________ were in the barn. Access Common Core Solve the above addition word problems using a strategy different from the one you used above. 35 pigs came

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15. EDI – Cognitive, Teaching, and English Learner Strategies Cognitive Strategies Teaching Strategies Language Strategies Content Access Strategies