Add and subtract within 20
Grade 1: add within 10, subtract within 10, add crossing 10, missing number, one-step word problem.
Free to play. Teams answer on one screen; your phone is the remote. No student devices.
Questions
What is 3 + 4?
- 6
- 7
- 8
- 9
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7What is 5 + 5?
- 10
- 11
- 8
- 9
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106 + 3 = 9 (True or false?)
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TrueWhat is 9 - 4?
- 3
- 4
- 5
- 6
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5What is 10 - 7?
- 17
- 2
- 3
- 4
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38 - 5 = 4 (True or false?)
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FalseWhat is 8 + 5?
- 12
- 13
- 14
- 15
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13What is 9 + 7?
- 14
- 15
- 16
- 17
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16What is 6 + 8? (Answer out loud)
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14Which number makes this true? 4 + ? = 9
- 13
- 4
- 5
- 6
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5Which number makes this true? ? - 3 = 6
- 10
- 3
- 8
- 9
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9The missing number in 7 + ? = 15 is 8. (True or false?)
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TrueWhat number is missing? 12 = 9 + ? (Answer out loud)
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3Mia has 6 apples. She gets 5 more. How many apples does she have now?
- 1
- 10
- 11
- 12
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11There are 14 birds on a tree. 6 fly away. How many birds are left?
- 20
- 7
- 8
- 9
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8Sam has 8 stickers. He gets 7 more. How many stickers does he have? (Answer out loud)
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15