Workbook Detail
Number Bonds Addition Within 20 Fill Both — Set 71
Number bond: 10 = ? + 6
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Answer: 4
- SubType
- number-bonds
- Total
- 10
- KnownPart
- 6
- MissingPart
- 4
- Difficulty
- normal
Number bond: 8 = ? + 3
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Answer: 5
- SubType
- number-bonds
- Total
- 8
- KnownPart
- 3
- MissingPart
- 5
- Difficulty
- normal
Number bond: 15 = 5 + ?
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Answer: 10
- SubType
- number-bonds
- Total
- 15
- KnownPart
- 5
- MissingPart
- 10
- Difficulty
- normal
Complete the number bond: 11 = __ + 5
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Answer: 6
- SubType
- number-bonds
- Total
- 11
- KnownPart
- 5
- MissingPart
- 6
- Difficulty
- normal
9 = __ + 1
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Answer: 8
- SubType
- number-bonds
- Total
- 9
- KnownPart
- 1
- MissingPart
- 8
- Difficulty
- normal
9 = 3 + __
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Answer: 6
- SubType
- number-bonds
- Total
- 9
- KnownPart
- 3
- MissingPart
- 6
- Difficulty
- normal
4 = __ + 1
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Answer: 3
- SubType
- number-bonds
- Total
- 4
- KnownPart
- 1
- MissingPart
- 3
- Difficulty
- normal
Complete the number bond: 13 = __ + 1
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Answer: 12
- SubType
- number-bonds
- Total
- 13
- KnownPart
- 1
- MissingPart
- 12
- Difficulty
- normal
Teaching Notes
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