Workbook Detail
Number Bonds Addition Within 20 Fill One — Set 79
Complete the number bond: 12 = __ + 5
Show answer
Answer: 7
- SubType
- number-bonds
- Total
- 12
- KnownPart
- 5
- MissingPart
- 7
- Difficulty
- normal
Complete the number bond: 20 = __ + 13
Show answer
Answer: 7
- SubType
- number-bonds
- Total
- 20
- KnownPart
- 13
- MissingPart
- 7
- Difficulty
- normal
Number bond: 14 = 5 + ?
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Answer: 9
- SubType
- number-bonds
- Total
- 14
- KnownPart
- 5
- MissingPart
- 9
- Difficulty
- normal
Complete the number bond: 9 = 7 + __
Show answer
Answer: 2
- SubType
- number-bonds
- Total
- 9
- KnownPart
- 7
- MissingPart
- 2
- Difficulty
- normal
Complete the number bond: 13 = 4 + __
Show answer
Answer: 9
- SubType
- number-bonds
- Total
- 13
- KnownPart
- 4
- MissingPart
- 9
- Difficulty
- normal
Number bond: 17 = 13 + ?
Show answer
Answer: 4
- SubType
- number-bonds
- Total
- 17
- KnownPart
- 13
- MissingPart
- 4
- Difficulty
- normal
Complete the number bond: 17 = 13 + __
Show answer
Answer: 4
- SubType
- number-bonds
- Total
- 17
- KnownPart
- 13
- MissingPart
- 4
- Difficulty
- normal
Number bond: 20 = ? + 13
Show answer
Answer: 7
- SubType
- number-bonds
- Total
- 20
- KnownPart
- 13
- MissingPart
- 7
- Difficulty
- normal
Teaching Notes
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