Workbook Detail
Number Sense Number Bonds Bonds To 20 — Set 53
Complete the number bond: 5 = __ + 3
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Answer: 2
- SubType
- number-bonds
- Total
- 5
- KnownPart
- 3
- MissingPart
- 2
- Difficulty
- normal
10 = __ + 9
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Answer: 1
- SubType
- number-bonds
- Total
- 10
- KnownPart
- 9
- MissingPart
- 1
- Difficulty
- normal
Number bond: 9 = ? + 5
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Answer: 4
- SubType
- number-bonds
- Total
- 9
- KnownPart
- 5
- MissingPart
- 4
- Difficulty
- normal
2 = 1 + __
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Answer: 1
- SubType
- number-bonds
- Total
- 2
- KnownPart
- 1
- MissingPart
- 1
- Difficulty
- normal
16 = __ + 8
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Answer: 8
- SubType
- number-bonds
- Total
- 16
- KnownPart
- 8
- MissingPart
- 8
- Difficulty
- normal
Number bond: 20 = 11 + ?
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Answer: 9
- SubType
- number-bonds
- Total
- 20
- KnownPart
- 11
- MissingPart
- 9
- Difficulty
- normal
17 = __ + 8
Show answer
Answer: 9
- SubType
- number-bonds
- Total
- 17
- KnownPart
- 8
- MissingPart
- 9
- Difficulty
- normal
Number bond: 11 = ? + 2
Show answer
Answer: 9
- SubType
- number-bonds
- Total
- 11
- KnownPart
- 2
- MissingPart
- 9
- Difficulty
- normal