Workbook Detail
Number Sense Complements Complement Of 9 — Set 32
Find the complement to 10: 2 + __ = 10
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Answer: 8
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 2
- Difficulty
- normal
__ + 5 = 10
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Answer: 5
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 5
- Difficulty
- normal
What number + 19 = 100?
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Answer: 81
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 19
- Difficulty
- normal
Find the complement to 100: 70 + __ = 100
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Answer: 30
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 70
- Difficulty
- normal
What number + 1 = 20?
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Answer: 19
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 1
- Difficulty
- normal
What number + 4 = 10?
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Answer: 6
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 4
- Difficulty
- normal
__ + 51 = 100
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Answer: 49
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 51
- Difficulty
- normal
What number + 5 = 10?
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Answer: 5
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 5
- Difficulty
- normal
What number + 6 = 10?
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Answer: 4
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 6
- Difficulty
- normal
Find the complement to 100: 63 + __ = 100
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Answer: 37
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 63
- Difficulty
- normal
__ + 15 = 20
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Answer: 5
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 15
- Difficulty
- normal
__ + 7 = 20
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Answer: 13
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 7
- Difficulty
- normal
__ + 8 = 20
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Answer: 12
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 8
- Difficulty
- normal
Find the complement to 100: 20 + __ = 100
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Answer: 80
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 20
- Difficulty
- normal
What number + 78 = 100?
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Answer: 22
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 78
- Difficulty
- normal
Find the complement to 100: 66 + __ = 100
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Answer: 34
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 66
- Difficulty
- normal
__ + 3 = 20
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Answer: 17
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 3
- Difficulty
- normal
What number + 10 = 20?
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Answer: 10
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 10
- Difficulty
- normal
What number + 1 = 10?
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Answer: 9
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 1
- Difficulty
- normal