Workbook Detail
Number Bonds Multiplication Within 20 Fill One — Set 42
Complete the number bond: 15 = __ + 13
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Answer: 2
- SubType
- number-bonds
- Total
- 15
- KnownPart
- 13
- MissingPart
- 2
- Difficulty
- normal
Number bond: 18 = ? + 4
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Answer: 14
- SubType
- number-bonds
- Total
- 18
- KnownPart
- 4
- MissingPart
- 14
- Difficulty
- normal
Complete the number bond: 12 = 7 + __
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Answer: 5
- SubType
- number-bonds
- Total
- 12
- KnownPart
- 7
- MissingPart
- 5
- Difficulty
- normal
Number bond: 17 = ? + 11
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Answer: 6
- SubType
- number-bonds
- Total
- 17
- KnownPart
- 11
- MissingPart
- 6
- Difficulty
- normal
Number bond: 7 = 4 + ?
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Answer: 3
- SubType
- number-bonds
- Total
- 7
- KnownPart
- 4
- MissingPart
- 3
- Difficulty
- normal
Number bond: 19 = ? + 3
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Answer: 16
- SubType
- number-bonds
- Total
- 19
- KnownPart
- 3
- MissingPart
- 16
- Difficulty
- normal
Number bond: 12 = 3 + ?
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Answer: 9
- SubType
- number-bonds
- Total
- 12
- KnownPart
- 3
- MissingPart
- 9
- Difficulty
- normal
Complete the number bond: 12 = 1 + __
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Answer: 11
- SubType
- number-bonds
- Total
- 12
- KnownPart
- 1
- MissingPart
- 11
- Difficulty
- normal
Teaching Notes
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Frequently Asked Questions
How do I use this Number Bonds Multiplication Within 20 Fill One Math Worksheet worksheet?
Print the worksheet and complete the problems. Each set number generates a unique arrangement. Use the same set number for all students in a class for consistent assessment.
Is there an answer key?
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