Workbook Detail
Number Bonds Addition Within 20 Fill Both — Set 70
Number bond: 19 = ? + 6
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Answer: 13
- SubType
- number-bonds
- Total
- 19
- KnownPart
- 6
- MissingPart
- 13
- Difficulty
- normal
13 = 10 + __
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Answer: 3
- SubType
- number-bonds
- Total
- 13
- KnownPart
- 10
- MissingPart
- 3
- Difficulty
- normal
Complete the number bond: 7 = __ + 1
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Answer: 6
- SubType
- number-bonds
- Total
- 7
- KnownPart
- 1
- MissingPart
- 6
- Difficulty
- normal
12 = 7 + __
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Answer: 5
- SubType
- number-bonds
- Total
- 12
- KnownPart
- 7
- MissingPart
- 5
- Difficulty
- normal
14 = 8 + __
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Answer: 6
- SubType
- number-bonds
- Total
- 14
- KnownPart
- 8
- MissingPart
- 6
- Difficulty
- normal
18 = 2 + __
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Answer: 16
- SubType
- number-bonds
- Total
- 18
- KnownPart
- 2
- MissingPart
- 16
- Difficulty
- normal
Complete the number bond: 5 = __ + 4
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Answer: 1
- SubType
- number-bonds
- Total
- 5
- KnownPart
- 4
- MissingPart
- 1
- Difficulty
- normal
Number bond: 16 = 4 + ?
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Answer: 12
- SubType
- number-bonds
- Total
- 16
- KnownPart
- 4
- MissingPart
- 12
- Difficulty
- normal
Teaching Notes
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