Workbook Detail
Number Sense Number Bonds Bonds To 20 — Set 99
12 = __ + 7
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Answer: 5
- SubType
- number-bonds
- Total
- 12
- KnownPart
- 7
- MissingPart
- 5
- Difficulty
- normal
18 = __ + 2
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Answer: 16
- SubType
- number-bonds
- Total
- 18
- KnownPart
- 2
- MissingPart
- 16
- Difficulty
- normal
Number bond: 12 = 1 + ?
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Answer: 11
- SubType
- number-bonds
- Total
- 12
- KnownPart
- 1
- MissingPart
- 11
- Difficulty
- normal
Complete the number bond: 16 = __ + 1
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Answer: 15
- SubType
- number-bonds
- Total
- 16
- KnownPart
- 1
- MissingPart
- 15
- Difficulty
- normal
Complete the number bond: 20 = 6 + __
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Answer: 14
- SubType
- number-bonds
- Total
- 20
- KnownPart
- 6
- MissingPart
- 14
- Difficulty
- normal
20 = __ + 5
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Answer: 15
- SubType
- number-bonds
- Total
- 20
- KnownPart
- 5
- MissingPart
- 15
- Difficulty
- normal
Complete the number bond: 19 = 3 + __
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Answer: 16
- SubType
- number-bonds
- Total
- 19
- KnownPart
- 3
- MissingPart
- 16
- Difficulty
- normal
Complete the number bond: 5 = __ + 1
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Answer: 4
- SubType
- number-bonds
- Total
- 5
- KnownPart
- 1
- MissingPart
- 4
- Difficulty
- normal