Workbook Detail
Number Sense Complements Complement Of 9 — Set 26
Find the complement to 100: 79 + __ = 100
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Answer: 21
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 79
- Difficulty
- normal
__ + 9 = 10
Show answer
Answer: 1
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 9
- Difficulty
- normal
__ + 83 = 100
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Answer: 17
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 83
- Difficulty
- normal
__ + 43 = 100
Show answer
Answer: 57
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 43
- Difficulty
- normal
Find the complement to 20: 2 + __ = 20
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Answer: 18
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 2
- 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
What number + 9 = 10?
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Answer: 1
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 9
- Difficulty
- normal
__ + 8 = 10
Show answer
Answer: 2
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 8
- Difficulty
- normal
__ + 4 = 10
Show answer
Answer: 6
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 4
- Difficulty
- normal
__ + 8 = 20
Show answer
Answer: 12
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 8
- Difficulty
- normal
What number + 18 = 20?
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Answer: 2
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 18
- Difficulty
- normal
What number + 2 = 10?
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Answer: 8
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 2
- Difficulty
- normal
__ + 16 = 20
Show answer
Answer: 4
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 16
- Difficulty
- normal
__ + 17 = 20
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Answer: 3
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 17
- Difficulty
- normal
What number + 3 = 10?
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Answer: 7
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 3
- Difficulty
- normal
__ + 99 = 100
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Answer: 1
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 99
- Difficulty
- normal
__ + 5 = 20
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Answer: 15
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 5
- Difficulty
- normal
Find the complement to 20: 3 + __ = 20
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Answer: 17
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 3
- Difficulty
- normal
What number + 6 = 20?
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Answer: 14
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 6
- Difficulty
- normal
Find the complement to 100: 78 + __ = 100
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Answer: 22
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 78
- Difficulty
- normal