Workbook Detail
Number Bonds Addition Within 20 Fill One — Set 67
5 = 3 + __
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Answer: 2
- SubType
- number-bonds
- Total
- 5
- KnownPart
- 3
- MissingPart
- 2
- Difficulty
- normal
Complete the number bond: 16 = 13 + __
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Answer: 3
- SubType
- number-bonds
- Total
- 16
- KnownPart
- 13
- MissingPart
- 3
- Difficulty
- normal
Complete the number bond: 17 = 13 + __
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Answer: 4
- SubType
- number-bonds
- Total
- 17
- KnownPart
- 13
- MissingPart
- 4
- Difficulty
- normal
Complete the number bond: 15 = __ + 14
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Answer: 1
- SubType
- number-bonds
- Total
- 15
- KnownPart
- 14
- MissingPart
- 1
- Difficulty
- normal
Number bond: 16 = 3 + ?
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Answer: 13
- SubType
- number-bonds
- Total
- 16
- KnownPart
- 3
- MissingPart
- 13
- Difficulty
- normal
Complete the number bond: 20 = 2 + __
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Answer: 18
- SubType
- number-bonds
- Total
- 20
- KnownPart
- 2
- MissingPart
- 18
- Difficulty
- normal
Number bond: 20 = ? + 15
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Answer: 5
- SubType
- number-bonds
- Total
- 20
- KnownPart
- 15
- MissingPart
- 5
- Difficulty
- normal
6 = 4 + __
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Answer: 2
- SubType
- number-bonds
- Total
- 6
- KnownPart
- 4
- MissingPart
- 2
- Difficulty
- normal
Teaching Notes
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Frequently Asked Questions
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