Fact Family Add Sub Within 20 Fill Blanks — Set 44
Write the fact family for 6, 1, 7:
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Answer: 6 + 1 = 7; 1 + 6 = 7; 7 - 6 = 1; 7 - 1 = 6
- SubType
- fact-family
- Facts
- 6 + 1 = 7
- 1 + 6 = 7
- 7 - 6 = 1
- 7 - 1 = 6
- Difficulty
- normal
Write the fact family for 2, 6, 8:
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Answer: 2 + 6 = 8; 6 + 2 = 8; 8 - 2 = 6; 8 - 6 = 2
- SubType
- fact-family
- Facts
- 2 + 6 = 8
- 6 + 2 = 8
- 8 - 2 = 6
- 8 - 6 = 2
- Difficulty
- normal
Write the fact family for 19, 1, 20:
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Answer: 19 + 1 = 20; 1 + 19 = 20; 20 - 19 = 1; 20 - 1 = 19
- SubType
- fact-family
- Facts
- 19 + 1 = 20
- 1 + 19 = 20
- 20 - 19 = 1
- 20 - 1 = 19
- Difficulty
- normal
Write the fact family for 6, 12, 18:
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Answer: 6 + 12 = 18; 12 + 6 = 18; 18 - 6 = 12; 18 - 12 = 6
- SubType
- fact-family
- Facts
- 6 + 12 = 18
- 12 + 6 = 18
- 18 - 6 = 12
- 18 - 12 = 6
- Difficulty
- normal
Write the fact family for 7, 12, 19:
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Answer: 7 + 12 = 19; 12 + 7 = 19; 19 - 7 = 12; 19 - 12 = 7
- SubType
- fact-family
- Facts
- 7 + 12 = 19
- 12 + 7 = 19
- 19 - 7 = 12
- 19 - 12 = 7
- Difficulty
- normal
Write the fact family for 16, 3, 19:
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Answer: 16 + 3 = 19; 3 + 16 = 19; 19 - 16 = 3; 19 - 3 = 16
- SubType
- fact-family
- Facts
- 16 + 3 = 19
- 3 + 16 = 19
- 19 - 16 = 3
- 19 - 3 = 16
- Difficulty
- normal
Teaching Notes
Download this free fact family add sub within 20 fill blanks 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 Fill Blanks Math Worksheet worksheet?
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Is there an answer key?
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