Workbook Detail
Number Sense Complements Complement Of 9 — Set 51
What number + 4 = 20?
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Answer: 16
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 4
- Difficulty
- normal
What number + 43 = 100?
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Answer: 57
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 43
- Difficulty
- normal
Find the complement to 100: 14 + __ = 100
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Answer: 86
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 14
- Difficulty
- normal
Find the complement to 10: 6 + __ = 10
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Answer: 4
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 6
- Difficulty
- normal
What number + 12 = 20?
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Answer: 8
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 12
- 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
__ + 7 = 10
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Answer: 3
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 7
- Difficulty
- normal
What number + 2 = 10?
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Answer: 8
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 2
- Difficulty
- normal
__ + 12 = 20
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Answer: 8
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 12
- 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
What number + 16 = 20?
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Answer: 4
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 16
- Difficulty
- normal
__ + 16 = 20
Show answer
Answer: 4
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 16
- Difficulty
- normal
__ + 10 = 20
Show answer
Answer: 10
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 10
- Difficulty
- normal
__ + 95 = 100
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Answer: 5
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 95
- Difficulty
- normal
What number + 95 = 100?
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Answer: 5
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 95
- Difficulty
- normal
What number + 7 = 20?
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Answer: 13
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 7
- Difficulty
- normal
__ + 18 = 20
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Answer: 2
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 18
- Difficulty
- normal
__ + 5 = 10
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Answer: 5
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 5
- Difficulty
- normal
Find the complement to 20: 16 + __ = 20
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Answer: 4
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 16
- Difficulty
- normal