Workbook Detail
Number Sense Complements Complement Of 10 — Set 84
Find the complement to 20: 8 + __ = 20
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Answer: 12
- SubType
- complement-of-10
- Total
- 20
- KnownAddend
- 8
- Difficulty
- normal
__ + 11 = 20
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Answer: 9
- SubType
- complement-of-10
- Total
- 20
- KnownAddend
- 11
- Difficulty
- normal
Find the complement to 20: 17 + __ = 20
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Answer: 3
- SubType
- complement-of-10
- Total
- 20
- KnownAddend
- 17
- Difficulty
- normal
Find the complement to 100: 50 + __ = 100
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Answer: 50
- SubType
- complement-of-10
- Total
- 100
- KnownAddend
- 50
- Difficulty
- normal
What number + 4 = 10?
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Answer: 6
- SubType
- complement-of-10
- Total
- 10
- KnownAddend
- 4
- Difficulty
- normal
What number + 7 = 20?
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Answer: 13
- SubType
- complement-of-10
- Total
- 20
- KnownAddend
- 7
- Difficulty
- normal
__ + 65 = 100
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Answer: 35
- SubType
- complement-of-10
- Total
- 100
- KnownAddend
- 65
- Difficulty
- normal
Find the complement to 100: 3 + __ = 100
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Answer: 97
- SubType
- complement-of-10
- Total
- 100
- KnownAddend
- 3
- Difficulty
- normal
__ + 9 = 10
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Answer: 1
- SubType
- complement-of-10
- Total
- 10
- KnownAddend
- 9
- Difficulty
- normal
Find the complement to 10: 7 + __ = 10
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Answer: 3
- SubType
- complement-of-10
- Total
- 10
- KnownAddend
- 7
- Difficulty
- normal
__ + 8 = 10
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Answer: 2
- SubType
- complement-of-10
- Total
- 10
- KnownAddend
- 8
- Difficulty
- normal
__ + 10 = 20
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Answer: 10
- SubType
- complement-of-10
- Total
- 20
- KnownAddend
- 10
- Difficulty
- normal
What number + 13 = 20?
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Answer: 7
- SubType
- complement-of-10
- Total
- 20
- KnownAddend
- 13
- Difficulty
- normal
What number + 17 = 20?
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Answer: 3
- SubType
- complement-of-10
- Total
- 20
- KnownAddend
- 17
- Difficulty
- normal
__ + 5 = 20
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Answer: 15
- SubType
- complement-of-10
- Total
- 20
- KnownAddend
- 5
- 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
__ + 1 = 10
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Answer: 9
- SubType
- complement-of-10
- Total
- 10
- KnownAddend
- 1
- Difficulty
- normal
Find the complement to 20: 7 + __ = 20
Show answer
Answer: 13
- SubType
- complement-of-10
- Total
- 20
- KnownAddend
- 7
- Difficulty
- normal