Workbook Detail
Number Bonds Addition Within 20 Fill Both — Set 85
16 = __ + 9
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Answer: 7
- SubType
- number-bonds
- Total
- 16
- KnownPart
- 9
- MissingPart
- 7
- Difficulty
- normal
Complete the number bond: 16 = 5 + __
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Answer: 11
- SubType
- number-bonds
- Total
- 16
- KnownPart
- 5
- MissingPart
- 11
- Difficulty
- normal
20 = __ + 11
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Answer: 9
- SubType
- number-bonds
- Total
- 20
- KnownPart
- 11
- MissingPart
- 9
- Difficulty
- normal
13 = __ + 11
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Answer: 2
- SubType
- number-bonds
- Total
- 13
- KnownPart
- 11
- MissingPart
- 2
- Difficulty
- normal
Number bond: 11 = ? + 10
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Answer: 1
- SubType
- number-bonds
- Total
- 11
- KnownPart
- 10
- MissingPart
- 1
- Difficulty
- normal
Complete the number bond: 14 = 13 + __
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Answer: 1
- SubType
- number-bonds
- Total
- 14
- KnownPart
- 13
- MissingPart
- 1
- Difficulty
- normal
Number bond: 19 = ? + 2
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Answer: 17
- SubType
- number-bonds
- Total
- 19
- KnownPart
- 2
- MissingPart
- 17
- Difficulty
- normal
Number bond: 10 = 6 + ?
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Answer: 4
- SubType
- number-bonds
- Total
- 10
- KnownPart
- 6
- MissingPart
- 4
- Difficulty
- normal
Teaching Notes
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