End of Unit 3

Nicole plants 8 flowers. Her brother plants 9 flowers. How many flowers do they plant in all?

• 8+9=17

• 9-8=1

• 8+16

• 8+9=19

There are 37 birds in the tree. 6 birds fly away. Josh says there are 24 birds left in the tree. Do you agree or not agree with Josh's thinking?

• Agree

• Disagree

Jerry bakes 16 muffins. He gives 9 muffins to friends. How many muffins does Jerry have left?

• 16+9=25

• 16-9=7

• 16+0=16

• 16-0=16

Tanya has some green buttons. She has 7 white buttons. Tanya has 15 buttons in all. How many green buttons does she have?

• 15+7=22

• 7+15=22

• 15-15=0

• 15-7=8

Dan walks 8 blocks on Monday. He walks 9 blocks on Tuesday. How many blocks does Dan walk in all?

• 20
• 15
• 17
• 10

Which number line shows the problem?

Dan walks 8 blocks on Monday.
He walks 9 blocks on Tuesday.
How many blocks does Dan walk in all?

Which number line shows the problem?

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• 
• 
• 

Which fact family matches the picture of the big boxes and the little boxes?

• 
• 
• 
• 

Which related subtraction fact can be solved using 7 + 4 = 11?

• 11-6=5

• 11-7=4

• 11-8=3

• 7-4=3

15 cats are on a fence. Then 8 cats go home. Which equation represents the word problem?

• 15+8=23

• 15-8=10

• 15-8=7

• 15+0=0

A bag has 17 marbles. Joan uses some of the marbles to play a game. Now there are 9 marbles left in the bag. Which equation to show how many marbles Joan uses.

• 17+9=26

• 17-9=8

• 17-17=0

• 9+8=17