Fact Family Mixed Within 20 Fill Blanks — Set 96
Write the fact family for 8, 12, 20:
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Answer: 8 + 12 = 20; 12 + 8 = 20; 20 - 8 = 12; 20 - 12 = 8
- SubType
- fact-family
- Facts
- 8 + 12 = 20
- 12 + 8 = 20
- 20 - 8 = 12
- 20 - 12 = 8
- Difficulty
- normal
Write the fact family for 1, 1, 2:
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Answer: 1 + 1 = 2; 1 + 1 = 2; 2 - 1 = 1; 2 - 1 = 1
- SubType
- fact-family
- Facts
- 1 + 1 = 2
- 1 + 1 = 2
- 2 - 1 = 1
- 2 - 1 = 1
- 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 6, 13, 19:
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Answer: 6 + 13 = 19; 13 + 6 = 19; 19 - 6 = 13; 19 - 13 = 6
- SubType
- fact-family
- Facts
- 6 + 13 = 19
- 13 + 6 = 19
- 19 - 6 = 13
- 19 - 13 = 6
- Difficulty
- normal
Write the fact family for 18, 1, 19:
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Answer: 18 + 1 = 19; 1 + 18 = 19; 19 - 18 = 1; 19 - 1 = 18
- SubType
- fact-family
- Facts
- 18 + 1 = 19
- 1 + 18 = 19
- 19 - 18 = 1
- 19 - 1 = 18
- Difficulty
- normal
Write the fact family for 16, 4, 20:
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Answer: 16 + 4 = 20; 4 + 16 = 20; 20 - 16 = 4; 20 - 4 = 16
- SubType
- fact-family
- Facts
- 16 + 4 = 20
- 4 + 16 = 20
- 20 - 16 = 4
- 20 - 4 = 16
- Difficulty
- normal
Teaching Notes
Download this free fact family mixed 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 Mixed 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.