Workbook Detail
Number Sense Number Bonds Bonds To 20 — Set 81
Complete the number bond: 10 = __ + 5
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Answer: 5
- SubType
- number-bonds
- Total
- 10
- KnownPart
- 5
- MissingPart
- 5
- Difficulty
- normal
19 = 18 + __
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Answer: 1
- SubType
- number-bonds
- Total
- 19
- KnownPart
- 18
- MissingPart
- 1
- Difficulty
- normal
Complete the number bond: 14 = __ + 13
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Answer: 1
- SubType
- number-bonds
- Total
- 14
- KnownPart
- 13
- MissingPart
- 1
- Difficulty
- normal
Number bond: 17 = 13 + ?
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Answer: 4
- SubType
- number-bonds
- Total
- 17
- KnownPart
- 13
- MissingPart
- 4
- Difficulty
- normal
Complete the number bond: 19 = 12 + __
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Answer: 7
- SubType
- number-bonds
- Total
- 19
- KnownPart
- 12
- MissingPart
- 7
- Difficulty
- normal
Number bond: 10 = ? + 7
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Answer: 3
- SubType
- number-bonds
- Total
- 10
- KnownPart
- 7
- MissingPart
- 3
- Difficulty
- normal
Complete the number bond: 16 = 7 + __
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Answer: 9
- SubType
- number-bonds
- Total
- 16
- KnownPart
- 7
- MissingPart
- 9
- Difficulty
- normal
4 = __ + 3
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Answer: 1
- SubType
- number-bonds
- Total
- 4
- KnownPart
- 3
- MissingPart
- 1
- Difficulty
- normal