Workbook Detail
Number Bonds Addition Within 20 Fill Both — Set 38
9 = __ + 7
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Answer: 2
- SubType
- number-bonds
- Total
- 9
- KnownPart
- 7
- MissingPart
- 2
- Difficulty
- normal
Number bond: 5 = 1 + ?
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Answer: 4
- SubType
- number-bonds
- Total
- 5
- KnownPart
- 1
- MissingPart
- 4
- Difficulty
- normal
5 = 2 + __
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Answer: 3
- SubType
- number-bonds
- Total
- 5
- KnownPart
- 2
- MissingPart
- 3
- Difficulty
- normal
14 = __ + 3
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Answer: 11
- SubType
- number-bonds
- Total
- 14
- KnownPart
- 3
- MissingPart
- 11
- Difficulty
- normal
Number bond: 16 = 13 + ?
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Answer: 3
- SubType
- number-bonds
- Total
- 16
- KnownPart
- 13
- MissingPart
- 3
- Difficulty
- normal
18 = __ + 9
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Answer: 9
- SubType
- number-bonds
- Total
- 18
- KnownPart
- 9
- MissingPart
- 9
- 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
Number bond: 13 = ? + 11
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Answer: 2
- SubType
- number-bonds
- Total
- 13
- KnownPart
- 11
- MissingPart
- 2
- Difficulty
- normal
Teaching Notes
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