Workbook Detail
Number Bonds Addition Within 20 Fill Both — Set 39
Number bond: 17 = 11 + ?
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Answer: 6
- SubType
- number-bonds
- Total
- 17
- KnownPart
- 11
- MissingPart
- 6
- Difficulty
- normal
Complete the number bond: 13 = __ + 2
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Answer: 11
- SubType
- number-bonds
- Total
- 13
- KnownPart
- 2
- MissingPart
- 11
- 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: 11 = 3 + __
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Answer: 8
- SubType
- number-bonds
- Total
- 11
- KnownPart
- 3
- MissingPart
- 8
- Difficulty
- normal
Complete the number bond: 12 = __ + 11
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Answer: 1
- SubType
- number-bonds
- Total
- 12
- KnownPart
- 11
- MissingPart
- 1
- Difficulty
- normal
7 = 3 + __
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Answer: 4
- SubType
- number-bonds
- Total
- 7
- KnownPart
- 3
- MissingPart
- 4
- Difficulty
- normal
Complete the number bond: 19 = 3 + __
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Answer: 16
- SubType
- number-bonds
- Total
- 19
- KnownPart
- 3
- MissingPart
- 16
- Difficulty
- normal
Teaching Notes
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