| 1. | There are 9 children in the classroom. 5 of them are boys. How many are girls? |
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Step 1. What is asked? number of __________ children in the classroom
boys in the classroom
girls in the classroom
Step 2. What are given? 9 children and 5 of them are boys
9 children
5 boys
Step 3. What is the addition sentence? 9 − 4 = 5
9 − 5 = 4
5 − 4 = 1
Step 4. What is the answer? There are 4 girls in the classroom.
There are 5 boys in the classroom.
There are 9 children in the classroom.
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| 2. | Eve collected 13 stamps. She gave 7 of the stamps to Rica. How many stamps does Eve still have? |
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Step 1. What is asked? number of __________ stamps Rica has
stamps Eve still has
total number of stamps Eve collected
Step 2. What are given? 13 stamps Eve has collected and 7 stamps given to Rica
13 stamps Eve has collected
7 stamps Eve has collected and 13 stamps given to Rica
Step 3. What is the addition sentence? 13 − 6 = 7
13 − 7 = 6
7 − 6 = 1
Step 4. What is the answer? Rica has 7 stamps.
Eve collected 13 stamps.
Eve still has 6 stamps.
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| 3. | There are 12 plates on a tray. Seven plates were broken. How many plates were not broken? |
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Step 1. What is asked? number of __________ plates that were not broken
plates on a tray
broken plates
Step 2. What are given? 12 plates on a tray and 5 broken plates
7 plates on a tray and 12 broken plates
12 plates on a tray and 7 broken plates
Step 3. What is the addition sentence? 12 − 5 = 7
12 − 7 = 5
7 − 5 = 2
Step 4. What is the answer? 12 plates were not broken.
7 plates were not broken.
5 plates were not broken.
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| 4. | John saw 9 blue birds on the branch of a tree. Six flew away. How many birds were left on the branch of the tree? |
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Step 1. What is asked? number of __________ birds
birds that flew away
birds left on the branch of the tree
Step 2. What are given? 9 birds on the branch of the tree and 6 birds flew away
6 birds on the branch of the tree and 9 birds flew away
Step 3. What is the addition sentence?
Step 3. What is the addition sentence? 15 − 9 = 6
6 − 3 = 3
9 − 6 = 3
Step 4. What is the answer? There were 6 birds left on the branch of the tree.
There were 3 birds left on the branch of the tree.
There were a total of 9 birds.
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