Workbook Detail
Number Sense Complements Complement Of 100 — Set 26
What number + 5 = 20?
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Answer: 15
- SubType
- complement-of-100
- Total
- 20
- KnownAddend
- 5
- Difficulty
- normal
__ + 15 = 20
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Answer: 5
- SubType
- complement-of-100
- Total
- 20
- KnownAddend
- 15
- Difficulty
- normal
__ + 10 = 20
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Answer: 10
- SubType
- complement-of-100
- Total
- 20
- KnownAddend
- 10
- Difficulty
- normal
What number + 16 = 20?
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Answer: 4
- SubType
- complement-of-100
- Total
- 20
- KnownAddend
- 16
- Difficulty
- normal
__ + 84 = 100
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Answer: 16
- SubType
- complement-of-100
- Total
- 100
- KnownAddend
- 84
- Difficulty
- normal
Find the complement to 100: 90 + __ = 100
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Answer: 10
- SubType
- complement-of-100
- Total
- 100
- KnownAddend
- 90
- Difficulty
- normal
Find the complement to 20: 11 + __ = 20
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Answer: 9
- SubType
- complement-of-100
- Total
- 20
- KnownAddend
- 11
- Difficulty
- normal
What number + 19 = 100?
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Answer: 81
- SubType
- complement-of-100
- Total
- 100
- KnownAddend
- 19
- Difficulty
- normal
__ + 3 = 10
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Answer: 7
- SubType
- complement-of-100
- Total
- 10
- KnownAddend
- 3
- Difficulty
- normal
__ + 89 = 100
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Answer: 11
- SubType
- complement-of-100
- Total
- 100
- KnownAddend
- 89
- Difficulty
- normal
__ + 9 = 10
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Answer: 1
- SubType
- complement-of-100
- Total
- 10
- KnownAddend
- 9
- Difficulty
- normal
What number + 5 = 10?
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Answer: 5
- SubType
- complement-of-100
- Total
- 10
- KnownAddend
- 5
- Difficulty
- normal
What number + 4 = 10?
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Answer: 6
- SubType
- complement-of-100
- Total
- 10
- KnownAddend
- 4
- Difficulty
- normal
What number + 11 = 20?
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Answer: 9
- SubType
- complement-of-100
- Total
- 20
- KnownAddend
- 11
- Difficulty
- normal
What number + 8 = 20?
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Answer: 12
- SubType
- complement-of-100
- Total
- 20
- KnownAddend
- 8
- Difficulty
- normal
What number + 2 = 20?
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Answer: 18
- SubType
- complement-of-100
- Total
- 20
- KnownAddend
- 2
- Difficulty
- normal
What number + 85 = 100?
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Answer: 15
- SubType
- complement-of-100
- Total
- 100
- KnownAddend
- 85
- Difficulty
- normal
Find the complement to 20: 18 + __ = 20
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Answer: 2
- SubType
- complement-of-100
- Total
- 20
- KnownAddend
- 18
- Difficulty
- normal