Fact Family Add Sub Within 20 Write All — Set 33
Write the fact family for 15, 1, 16:
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Answer: 15 + 1 = 16; 1 + 15 = 16; 16 - 15 = 1; 16 - 1 = 15
- SubType
- fact-family
- Facts
- 15 + 1 = 16
- 1 + 15 = 16
- 16 - 15 = 1
- 16 - 1 = 15
- Difficulty
- normal
Write the fact family for 6, 11, 17:
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Answer: 6 + 11 = 17; 11 + 6 = 17; 17 - 6 = 11; 17 - 11 = 6
- SubType
- fact-family
- Facts
- 6 + 11 = 17
- 11 + 6 = 17
- 17 - 6 = 11
- 17 - 11 = 6
- Difficulty
- normal
Write the fact family for 11, 5, 16:
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Answer: 11 + 5 = 16; 5 + 11 = 16; 16 - 11 = 5; 16 - 5 = 11
- SubType
- fact-family
- Facts
- 11 + 5 = 16
- 5 + 11 = 16
- 16 - 11 = 5
- 16 - 5 = 11
- Difficulty
- normal
Write the fact family for 12, 5, 17:
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Answer: 12 + 5 = 17; 5 + 12 = 17; 17 - 12 = 5; 17 - 5 = 12
- SubType
- fact-family
- Facts
- 12 + 5 = 17
- 5 + 12 = 17
- 17 - 12 = 5
- 17 - 5 = 12
- Difficulty
- normal
Write the fact family for 6, 9, 15:
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Answer: 6 + 9 = 15; 9 + 6 = 15; 15 - 6 = 9; 15 - 9 = 6
- SubType
- fact-family
- Facts
- 6 + 9 = 15
- 9 + 6 = 15
- 15 - 6 = 9
- 15 - 9 = 6
- Difficulty
- normal
Write the fact family for 2, 9, 11:
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Answer: 2 + 9 = 11; 9 + 2 = 11; 11 - 2 = 9; 11 - 9 = 2
- SubType
- fact-family
- Facts
- 2 + 9 = 11
- 9 + 2 = 11
- 11 - 2 = 9
- 11 - 9 = 2
- Difficulty
- normal
Teaching Notes
Download this free fact family add sub within 20 write all math worksheet. Uniquely generated with an answer key — great for homework, practice, or assessment.
Frequently Asked Questions
How do I use this Fact Family Add Sub Within 20 Write All Math Worksheet worksheet?
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