Workbook Detail
Number Bonds To 20 Starter — Set 90
Complete the number bond: 7 = __ + 5
Show answer
Answer: 2
- SubType
- number-bonds
- Total
- 7
- KnownPart
- 5
- MissingPart
- 2
- Difficulty
- starter
Number bond: 9 = ? + 5
Show answer
Answer: 4
- SubType
- number-bonds
- Total
- 9
- KnownPart
- 5
- MissingPart
- 4
- Difficulty
- starter
Number bond: 4 = 3 + ?
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Answer: 1
- SubType
- number-bonds
- Total
- 4
- KnownPart
- 3
- MissingPart
- 1
- Difficulty
- starter
Number bond: 9 = 8 + ?
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Answer: 1
- SubType
- number-bonds
- Total
- 9
- KnownPart
- 8
- MissingPart
- 1
- Difficulty
- starter
3 = 2 + __
Show answer
Answer: 1
- SubType
- number-bonds
- Total
- 3
- KnownPart
- 2
- MissingPart
- 1
- Difficulty
- starter
Complete the number bond: 8 = __ + 4
Show answer
Answer: 4
- SubType
- number-bonds
- Total
- 8
- KnownPart
- 4
- MissingPart
- 4
- Difficulty
- starter
Complete the number bond: 7 = __ + 6
Show answer
Answer: 1
- SubType
- number-bonds
- Total
- 7
- KnownPart
- 6
- MissingPart
- 1
- Difficulty
- starter
2 = __ + 1
Show answer
Answer: 1
- SubType
- number-bonds
- Total
- 2
- KnownPart
- 1
- MissingPart
- 1
- Difficulty
- starter
Teaching Notes
Practice number bonds to 20 with free printable worksheets. Uniquely generated — reinforce key math skills with every set.
Frequently Asked Questions
How do I use this Number Bonds To 20 Starter Worksheets 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.