Workbook Detail
Number Bonds Addition Within 20 Fill One — Set 59
19 = __ + 12
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Answer: 7
- SubType
- number-bonds
- Total
- 19
- KnownPart
- 12
- MissingPart
- 7
- Difficulty
- normal
Number bond: 4 = ? + 1
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Answer: 3
- SubType
- number-bonds
- Total
- 4
- KnownPart
- 1
- MissingPart
- 3
- Difficulty
- normal
Complete the number bond: 3 = 2 + __
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Answer: 1
- SubType
- number-bonds
- Total
- 3
- KnownPart
- 2
- MissingPart
- 1
- Difficulty
- normal
Number bond: 11 = 8 + ?
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Answer: 3
- SubType
- number-bonds
- Total
- 11
- KnownPart
- 8
- MissingPart
- 3
- Difficulty
- normal
Complete the number bond: 11 = __ + 9
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Answer: 2
- SubType
- number-bonds
- Total
- 11
- KnownPart
- 9
- MissingPart
- 2
- Difficulty
- normal
12 = __ + 11
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Answer: 1
- SubType
- number-bonds
- Total
- 12
- KnownPart
- 11
- MissingPart
- 1
- Difficulty
- normal
Number bond: 18 = ? + 16
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Answer: 2
- SubType
- number-bonds
- Total
- 18
- KnownPart
- 16
- MissingPart
- 2
- Difficulty
- normal
Complete the number bond: 8 = 4 + __
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Answer: 4
- SubType
- number-bonds
- Total
- 8
- KnownPart
- 4
- MissingPart
- 4
- Difficulty
- normal
Teaching Notes
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