Workbook Detail
Number Sense Complements Complement Of 9 — Set 21
What number + 3 = 10?
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Answer: 7
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 3
- Difficulty
- normal
__ + 8 = 100
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Answer: 92
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 8
- Difficulty
- normal
Find the complement to 20: 10 + __ = 20
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Answer: 10
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 10
- Difficulty
- normal
What number + 67 = 100?
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Answer: 33
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 67
- Difficulty
- normal
What number + 51 = 100?
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Answer: 49
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 51
- Difficulty
- normal
__ + 7 = 20
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Answer: 13
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 7
- Difficulty
- normal
What number + 87 = 100?
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Answer: 13
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 87
- Difficulty
- normal
__ + 7 = 10
Show answer
Answer: 3
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 7
- Difficulty
- normal
__ + 13 = 100
Show answer
Answer: 87
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 13
- Difficulty
- normal
Find the complement to 20: 18 + __ = 20
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Answer: 2
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 18
- Difficulty
- normal
__ + 18 = 20
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Answer: 2
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 18
- Difficulty
- normal
What number + 30 = 100?
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Answer: 70
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 30
- Difficulty
- normal
What number + 5 = 10?
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Answer: 5
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 5
- Difficulty
- normal
__ + 16 = 20
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Answer: 4
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 16
- Difficulty
- normal
Find the complement to 10: 3 + __ = 10
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Answer: 7
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 3
- Difficulty
- normal
Find the complement to 100: 22 + __ = 100
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Answer: 78
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 22
- Difficulty
- normal
What number + 34 = 100?
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Answer: 66
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 34
- Difficulty
- normal
What number + 62 = 100?
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Answer: 38
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 62
- Difficulty
- normal
What number + 6 = 10?
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Answer: 4
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 6
- Difficulty
- normal