Workbook Detail
Number Sense Number Bonds Bonds To 20 — Set 78
Number bond: 6 = ? + 1
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Answer: 5
- SubType
- number-bonds
- Total
- 6
- KnownPart
- 1
- MissingPart
- 5
- Difficulty
- normal
18 = 3 + __
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Answer: 15
- SubType
- number-bonds
- Total
- 18
- KnownPart
- 3
- MissingPart
- 15
- Difficulty
- normal
16 = 8 + __
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Answer: 8
- SubType
- number-bonds
- Total
- 16
- KnownPart
- 8
- MissingPart
- 8
- Difficulty
- normal
Complete the number bond: 3 = 2 + __
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Answer: 1
- SubType
- number-bonds
- Total
- 3
- KnownPart
- 2
- MissingPart
- 1
- Difficulty
- normal
8 = __ + 4
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Answer: 4
- SubType
- number-bonds
- Total
- 8
- KnownPart
- 4
- MissingPart
- 4
- Difficulty
- normal
Complete the number bond: 20 = 3 + __
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Answer: 17
- SubType
- number-bonds
- Total
- 20
- KnownPart
- 3
- MissingPart
- 17
- Difficulty
- normal
8 = __ + 3
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Answer: 5
- SubType
- number-bonds
- Total
- 8
- KnownPart
- 3
- MissingPart
- 5
- Difficulty
- normal
Number bond: 19 = ? + 3
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Answer: 16
- SubType
- number-bonds
- Total
- 19
- KnownPart
- 3
- MissingPart
- 16
- Difficulty
- normal