Workbook Detail
Number Sense Complements Complement Of 9 — Set 38
What number + 80 = 100?
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Answer: 20
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 80
- Difficulty
- normal
Find the complement to 10: 5 + __ = 10
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Answer: 5
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 5
- Difficulty
- normal
__ + 15 = 20
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Answer: 5
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 15
- Difficulty
- normal
__ + 4 = 10
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Answer: 6
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 4
- Difficulty
- normal
__ + 60 = 100
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Answer: 40
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 60
- Difficulty
- normal
What number + 5 = 20?
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Answer: 15
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 5
- Difficulty
- normal
What number + 7 = 10?
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Answer: 3
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 7
- 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 + 3 = 20?
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Answer: 17
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 3
- Difficulty
- normal
What number + 8 = 10?
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Answer: 2
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 8
- Difficulty
- normal
Find the complement to 10: 4 + __ = 10
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Answer: 6
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 4
- Difficulty
- normal
What number + 5 = 10?
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Answer: 5
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 5
- Difficulty
- normal
What number + 14 = 100?
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Answer: 86
- SubType
- complement-of-9
- Total
- 100
- KnownAddend
- 14
- 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
What number + 10 = 20?
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Answer: 10
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 10
- Difficulty
- normal
__ + 7 = 20
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Answer: 13
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 7
- Difficulty
- normal
__ + 9 = 10
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Answer: 1
- SubType
- complement-of-9
- Total
- 10
- KnownAddend
- 9
- Difficulty
- normal
Find the complement to 20: 4 + __ = 20
Show answer
Answer: 16
- SubType
- complement-of-9
- Total
- 20
- KnownAddend
- 4
- Difficulty
- normal