Workbook Detail
Number Bonds Addition Within 20 Fill Both — Set 43
Complete the number bond: 13 = 6 + __
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Answer: 7
- SubType
- number-bonds
- Total
- 13
- KnownPart
- 6
- MissingPart
- 7
- Difficulty
- normal
16 = __ + 3
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Answer: 13
- SubType
- number-bonds
- Total
- 16
- KnownPart
- 3
- MissingPart
- 13
- Difficulty
- normal
Complete the number bond: 9 = __ + 2
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Answer: 7
- SubType
- number-bonds
- Total
- 9
- KnownPart
- 2
- MissingPart
- 7
- Difficulty
- normal
Number bond: 17 = 15 + ?
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Answer: 2
- SubType
- number-bonds
- Total
- 17
- KnownPart
- 15
- MissingPart
- 2
- Difficulty
- normal
19 = __ + 4
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Answer: 15
- SubType
- number-bonds
- Total
- 19
- KnownPart
- 4
- MissingPart
- 15
- Difficulty
- normal
Complete the number bond: 14 = 11 + __
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Answer: 3
- SubType
- number-bonds
- Total
- 14
- KnownPart
- 11
- MissingPart
- 3
- Difficulty
- normal
Number bond: 15 = 12 + ?
Show answer
Answer: 3
- SubType
- number-bonds
- Total
- 15
- KnownPart
- 12
- MissingPart
- 3
- Difficulty
- normal
Number bond: 12 = ? + 6
Show answer
Answer: 6
- SubType
- number-bonds
- Total
- 12
- KnownPart
- 6
- MissingPart
- 6
- Difficulty
- normal
Teaching Notes
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