Workbook Detail
Number Sense Complements Complement Of 9 — Set 75
What number + 6 = 20?
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Answer: 14
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 6
- Difficulty
- normal
Find the complement to 20: 9 + __ = 20
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Answer: 11
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 9
- Difficulty
- normal
__ + 6 = 10
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Answer: 4
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 6
- Difficulty
- normal
__ + 3 = 10
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Answer: 7
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 3
- Difficulty
- normal
__ + 4 = 20
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Answer: 16
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 4
- Difficulty
- normal
Find the complement to 100: 85 + __ = 100
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Answer: 15
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 85
- Difficulty
- normal
What number + 8 = 10?
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Answer: 2
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 8
- Difficulty
- normal
Find the complement to 10: 9 + __ = 10
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Answer: 1
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 9
- 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
Find the complement to 20: 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
__ + 44 = 100
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Answer: 56
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 44
- Difficulty
- normal
What number + 5 = 10?
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Answer: 5
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 5
- Difficulty
- normal
Find the complement to 20: 13 + __ = 20
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Answer: 7
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 13
- Difficulty
- normal
What number + 12 = 100?
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Answer: 88
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 12
- 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 + 3 = 10?
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Answer: 7
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 3
- Difficulty
- normal
__ + 16 = 20
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Answer: 4
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 16
- Difficulty
- normal
__ + 1 = 20
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Answer: 19
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 1
- Difficulty
- normal