Workbook Detail
Number Bonds Multiplication Within 20 Fill One — Set 90
15 = 5 + __
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Answer: 10
- SubType
- number-bonds
- Total
- 15
- KnownPart
- 5
- MissingPart
- 10
- Difficulty
- normal
20 = 1 + __
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Answer: 19
- SubType
- number-bonds
- Total
- 20
- KnownPart
- 1
- MissingPart
- 19
- Difficulty
- normal
Number bond: 8 = ? + 6
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Answer: 2
- SubType
- number-bonds
- Total
- 8
- KnownPart
- 6
- MissingPart
- 2
- Difficulty
- normal
Number bond: 4 = 2 + ?
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Answer: 2
- SubType
- number-bonds
- Total
- 4
- KnownPart
- 2
- MissingPart
- 2
- Difficulty
- normal
Complete the number bond: 7 = __ + 3
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Answer: 4
- SubType
- number-bonds
- Total
- 7
- KnownPart
- 3
- MissingPart
- 4
- Difficulty
- normal
Complete the number bond: 19 = __ + 8
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Answer: 11
- SubType
- number-bonds
- Total
- 19
- KnownPart
- 8
- MissingPart
- 11
- Difficulty
- normal
7 = 4 + __
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Answer: 3
- SubType
- number-bonds
- Total
- 7
- KnownPart
- 4
- MissingPart
- 3
- 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
Teaching Notes
Download this free number bonds multiplication within 20 fill one math worksheet. Uniquely generated with an answer key — great for homework, practice, or assessment.
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?
Yes — every worksheet includes a complete answer key. Print it separately or view it on screen.