Workbook Detail
Number Sense Complements Complement Of 9 — Set 100
Find the complement to 10: 8 + __ = 10
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Answer: 2
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 8
- Difficulty
- normal
What number + 3 = 20?
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Answer: 17
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 3
- Difficulty
- normal
What number + 4 = 100?
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Answer: 96
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 4
- Difficulty
- normal
__ + 1 = 10
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Answer: 9
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 1
- Difficulty
- normal
Find the complement to 20: 6 + __ = 20
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Answer: 14
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 6
- Difficulty
- normal
__ + 6 = 10
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Answer: 4
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 6
- Difficulty
- normal
__ + 19 = 20
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Answer: 1
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 19
- Difficulty
- normal
__ + 5 = 20
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Answer: 15
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 5
- Difficulty
- normal
Find the complement to 100: 5 + __ = 100
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Answer: 95
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 5
- Difficulty
- normal
__ + 21 = 100
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Answer: 79
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 21
- Difficulty
- normal
__ + 7 = 100
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Answer: 93
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 7
- Difficulty
- normal
What number + 12 = 20?
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Answer: 8
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 12
- Difficulty
- normal
__ + 12 = 20
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Answer: 8
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 12
- Difficulty
- normal
What number + 1 = 10?
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Answer: 9
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 1
- Difficulty
- normal
__ + 9 = 10
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Answer: 1
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 9
- Difficulty
- normal
What number + 8 = 20?
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Answer: 12
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 8
- Difficulty
- normal
Find the complement to 10: 4 + __ = 10
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Answer: 6
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 4
- 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
__ + 3 = 10
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Answer: 7
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 3
- Difficulty
- normal