Workbook Detail
Number Bonds Addition Within 20 Fill One — Set 94
2 = __ + 1
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Answer: 1
- SubType
- number-bonds
- Total
- 2
- KnownPart
- 1
- MissingPart
- 1
- Difficulty
- normal
Complete the number bond: 18 = 17 + __
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Answer: 1
- SubType
- number-bonds
- Total
- 18
- KnownPart
- 17
- MissingPart
- 1
- Difficulty
- normal
Number bond: 19 = 15 + ?
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Answer: 4
- SubType
- number-bonds
- Total
- 19
- KnownPart
- 15
- MissingPart
- 4
- Difficulty
- normal
Number bond: 14 = ? + 11
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Answer: 3
- SubType
- number-bonds
- Total
- 14
- KnownPart
- 11
- MissingPart
- 3
- Difficulty
- normal
17 = __ + 5
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Answer: 12
- SubType
- number-bonds
- Total
- 17
- KnownPart
- 5
- MissingPart
- 12
- Difficulty
- normal
3 = 1 + __
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Answer: 2
- SubType
- number-bonds
- Total
- 3
- KnownPart
- 1
- MissingPart
- 2
- Difficulty
- normal
17 = __ + 10
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Answer: 7
- SubType
- number-bonds
- Total
- 17
- KnownPart
- 10
- MissingPart
- 7
- Difficulty
- normal
Number bond: 13 = 12 + ?
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Answer: 1
- SubType
- number-bonds
- Total
- 13
- KnownPart
- 12
- MissingPart
- 1
- Difficulty
- normal
Teaching Notes
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