Workbook Detail
Number Sense Number Bonds Bonds To 20 — Set 100
9 = 3 + __
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Answer: 6
- SubType
- number-bonds
- Total
- 9
- KnownPart
- 3
- MissingPart
- 6
- Difficulty
- normal
Number bond: 12 = 7 + ?
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Answer: 5
- SubType
- number-bonds
- Total
- 12
- KnownPart
- 7
- MissingPart
- 5
- Difficulty
- normal
Complete the number bond: 7 = 3 + __
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Answer: 4
- SubType
- number-bonds
- Total
- 7
- KnownPart
- 3
- MissingPart
- 4
- Difficulty
- normal
Complete the number bond: 4 = __ + 2
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Answer: 2
- SubType
- number-bonds
- Total
- 4
- KnownPart
- 2
- MissingPart
- 2
- Difficulty
- normal
Number bond: 15 = ? + 12
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Answer: 3
- SubType
- number-bonds
- Total
- 15
- KnownPart
- 12
- MissingPart
- 3
- Difficulty
- normal
17 = __ + 9
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Answer: 8
- SubType
- number-bonds
- Total
- 17
- KnownPart
- 9
- MissingPart
- 8
- Difficulty
- normal
Number bond: 17 = 10 + ?
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Answer: 7
- SubType
- number-bonds
- Total
- 17
- KnownPart
- 10
- MissingPart
- 7
- Difficulty
- normal
20 = 7 + __
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Answer: 13
- SubType
- number-bonds
- Total
- 20
- KnownPart
- 7
- MissingPart
- 13
- Difficulty
- normal