Workbook Detail
Number Sense Complements Complement Of 9 — Set 23
__ + 8 = 10
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Answer: 2
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 8
- Difficulty
- normal
__ + 19 = 20
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Answer: 1
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 19
- Difficulty
- normal
Find the complement to 10: 5 + __ = 10
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Answer: 5
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 5
- Difficulty
- normal
What number + 4 = 10?
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Answer: 6
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 4
- Difficulty
- normal
What number + 74 = 100?
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Answer: 26
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 74
- Difficulty
- normal
What number + 11 = 20?
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Answer: 9
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 11
- Difficulty
- normal
What number + 5 = 20?
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Answer: 15
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 5
- Difficulty
- normal
Find the complement to 10: 7 + __ = 10
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Answer: 3
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 7
- Difficulty
- normal
What number + 14 = 20?
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Answer: 6
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 14
- Difficulty
- normal
What number + 13 = 20?
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Answer: 7
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 13
- Difficulty
- normal
What number + 27 = 100?
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Answer: 73
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 27
- Difficulty
- normal
What number + 8 = 20?
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Answer: 12
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 8
- Difficulty
- normal
What number + 90 = 100?
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Answer: 10
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 90
- Difficulty
- normal
What number + 14 = 100?
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Answer: 86
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 14
- Difficulty
- normal
What number + 36 = 100?
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Answer: 64
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 36
- Difficulty
- normal
What number + 9 = 10?
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Answer: 1
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 9
- Difficulty
- normal
What number + 8 = 10?
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Answer: 2
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 8
- Difficulty
- normal
What number + 1 = 20?
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Answer: 19
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 1
- Difficulty
- normal
What number + 46 = 100?
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Answer: 54
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 46
- Difficulty
- normal
__ + 5 = 10
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Answer: 5
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 5
- Difficulty
- normal