Fact Family Mixed Within 20 Write All — Set 27
Write the fact family for 1, 5, 6:
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Answer: 1 + 5 = 6; 5 + 1 = 6; 6 - 1 = 5; 6 - 5 = 1
- SubType
- fact-family
- Facts
- 1 + 5 = 6
- 5 + 1 = 6
- 6 - 1 = 5
- 6 - 5 = 1
- Difficulty
- normal
Write the fact family for 3, 10, 13:
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Answer: 3 + 10 = 13; 10 + 3 = 13; 13 - 3 = 10; 13 - 10 = 3
- SubType
- fact-family
- Facts
- 3 + 10 = 13
- 10 + 3 = 13
- 13 - 3 = 10
- 13 - 10 = 3
- 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 12, 4, 16:
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Answer: 12 + 4 = 16; 4 + 12 = 16; 16 - 12 = 4; 16 - 4 = 12
- SubType
- fact-family
- Facts
- 12 + 4 = 16
- 4 + 12 = 16
- 16 - 12 = 4
- 16 - 4 = 12
- Difficulty
- normal
Write the fact family for 4, 9, 13:
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Answer: 4 + 9 = 13; 9 + 4 = 13; 13 - 4 = 9; 13 - 9 = 4
- SubType
- fact-family
- Facts
- 4 + 9 = 13
- 9 + 4 = 13
- 13 - 4 = 9
- 13 - 9 = 4
- Difficulty
- normal
Write the fact family for 13, 3, 16:
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Answer: 13 + 3 = 16; 3 + 13 = 16; 16 - 13 = 3; 16 - 3 = 13
- SubType
- fact-family
- Facts
- 13 + 3 = 16
- 3 + 13 = 16
- 16 - 13 = 3
- 16 - 3 = 13
- Difficulty
- normal
Teaching Notes
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Frequently Asked Questions
How do I use this Fact Family Mixed Within 20 Write All 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.