Workbook Detail
Number Bonds Addition Within 20 Fill Both — Set 51
16 = __ + 8
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Answer: 8
- SubType
- number-bonds
- Total
- 16
- KnownPart
- 8
- MissingPart
- 8
- Difficulty
- normal
16 = __ + 15
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Answer: 1
- SubType
- number-bonds
- Total
- 16
- KnownPart
- 15
- MissingPart
- 1
- Difficulty
- normal
6 = 3 + __
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Answer: 3
- SubType
- number-bonds
- Total
- 6
- KnownPart
- 3
- MissingPart
- 3
- Difficulty
- normal
Number bond: 9 = 8 + ?
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Answer: 1
- SubType
- number-bonds
- Total
- 9
- KnownPart
- 8
- MissingPart
- 1
- Difficulty
- normal
Number bond: 14 = ? + 12
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Answer: 2
- SubType
- number-bonds
- Total
- 14
- KnownPart
- 12
- MissingPart
- 2
- Difficulty
- normal
7 = 3 + __
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Answer: 4
- SubType
- number-bonds
- Total
- 7
- KnownPart
- 3
- MissingPart
- 4
- Difficulty
- normal
15 = 6 + __
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Answer: 9
- SubType
- number-bonds
- Total
- 15
- KnownPart
- 6
- MissingPart
- 9
- Difficulty
- normal
Complete the number bond: 5 = __ + 3
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Answer: 2
- SubType
- number-bonds
- Total
- 5
- KnownPart
- 3
- MissingPart
- 2
- Difficulty
- normal
Teaching Notes
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