Fact Family Add Sub Within 20 Fill Blanks — Set 22
Write the fact family for 11, 8, 19:
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Answer: 11 + 8 = 19; 8 + 11 = 19; 19 - 11 = 8; 19 - 8 = 11
- SubType
- fact-family
- Facts
- 11 + 8 = 19
- 8 + 11 = 19
- 19 - 11 = 8
- 19 - 8 = 11
- Difficulty
- normal
Write the fact family for 6, 10, 16:
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Answer: 6 + 10 = 16; 10 + 6 = 16; 16 - 6 = 10; 16 - 10 = 6
- SubType
- fact-family
- Facts
- 6 + 10 = 16
- 10 + 6 = 16
- 16 - 6 = 10
- 16 - 10 = 6
- Difficulty
- normal
Write the fact family for 9, 2, 11:
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Answer: 9 + 2 = 11; 2 + 9 = 11; 11 - 9 = 2; 11 - 2 = 9
- SubType
- fact-family
- Facts
- 9 + 2 = 11
- 2 + 9 = 11
- 11 - 9 = 2
- 11 - 2 = 9
- Difficulty
- normal
Write the fact family for 14, 6, 20:
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Answer: 14 + 6 = 20; 6 + 14 = 20; 20 - 14 = 6; 20 - 6 = 14
- SubType
- fact-family
- Facts
- 14 + 6 = 20
- 6 + 14 = 20
- 20 - 14 = 6
- 20 - 6 = 14
- 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 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
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?
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.