Workbook Detail
Number Sense Complements Complement Of 10 — Set 72
__ + 11 = 20
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Answer: 9
- SubType
- complement-of-10
- Total
- 20
- KnownAddend
- 11
- Difficulty
- normal
__ + 54 = 100
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Answer: 46
- SubType
- complement-of-10
- Total
- 100
- KnownAddend
- 54
- Difficulty
- normal
__ + 72 = 100
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Answer: 28
- SubType
- complement-of-10
- Total
- 100
- KnownAddend
- 72
- Difficulty
- normal
What number + 16 = 20?
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Answer: 4
- SubType
- complement-of-10
- Total
- 20
- KnownAddend
- 16
- Difficulty
- normal
Find the complement to 100: 59 + __ = 100
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Answer: 41
- SubType
- complement-of-10
- Total
- 100
- KnownAddend
- 59
- Difficulty
- normal
__ + 7 = 10
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Answer: 3
- SubType
- complement-of-10
- Total
- 10
- KnownAddend
- 7
- Difficulty
- normal
What number + 91 = 100?
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Answer: 9
- SubType
- complement-of-10
- Total
- 100
- KnownAddend
- 91
- Difficulty
- normal
What number + 60 = 100?
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Answer: 40
- SubType
- complement-of-10
- Total
- 100
- KnownAddend
- 60
- Difficulty
- normal
__ + 3 = 10
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Answer: 7
- SubType
- complement-of-10
- Total
- 10
- KnownAddend
- 3
- Difficulty
- normal
Find the complement to 20: 15 + __ = 20
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Answer: 5
- SubType
- complement-of-10
- Total
- 20
- KnownAddend
- 15
- Difficulty
- normal
Find the complement to 10: 4 + __ = 10
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Answer: 6
- SubType
- complement-of-10
- Total
- 10
- KnownAddend
- 4
- Difficulty
- normal
What number + 4 = 20?
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Answer: 16
- SubType
- complement-of-10
- Total
- 20
- KnownAddend
- 4
- Difficulty
- normal
__ + 18 = 20
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Answer: 2
- SubType
- complement-of-10
- Total
- 20
- KnownAddend
- 18
- Difficulty
- normal
Find the complement to 100: 41 + __ = 100
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Answer: 59
- SubType
- complement-of-10
- Total
- 100
- KnownAddend
- 41
- Difficulty
- normal
__ + 1 = 10
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Answer: 9
- SubType
- complement-of-10
- Total
- 10
- KnownAddend
- 1
- Difficulty
- normal
Find the complement to 20: 12 + __ = 20
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Answer: 8
- SubType
- complement-of-10
- Total
- 20
- KnownAddend
- 12
- Difficulty
- normal
__ + 89 = 100
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Answer: 11
- SubType
- complement-of-10
- Total
- 100
- KnownAddend
- 89
- Difficulty
- normal
__ + 4 = 10
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Answer: 6
- SubType
- complement-of-10
- Total
- 10
- KnownAddend
- 4
- Difficulty
- normal
Find the complement to 10: 3 + __ = 10
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Answer: 7
- SubType
- complement-of-10
- Total
- 10
- KnownAddend
- 3
- Difficulty
- normal
What number + 17 = 20?
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Answer: 3
- SubType
- complement-of-10
- Total
- 20
- KnownAddend
- 17
- Difficulty
- normal