Workbook Detail
Fact Family Mixed Within 20 Write All — Set 32
Write the fact family for 15, 4, 19:
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Answer: 15 + 4 = 19; 4 + 15 = 19; 19 - 15 = 4; 19 - 4 = 15
- SubType
- fact-family
- Facts
- 15 + 4 = 19
- 4 + 15 = 19
- 19 - 15 = 4
- 19 - 4 = 15
- Difficulty
- normal
Write the fact family for 2, 1, 3:
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Answer: 2 + 1 = 3; 1 + 2 = 3; 3 - 2 = 1; 3 - 1 = 2
- SubType
- fact-family
- Facts
- 2 + 1 = 3
- 1 + 2 = 3
- 3 - 2 = 1
- 3 - 1 = 2
- Difficulty
- normal
Write the fact family for 11, 7, 18:
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Answer: 11 + 7 = 18; 7 + 11 = 18; 18 - 11 = 7; 18 - 7 = 11
- SubType
- fact-family
- Facts
- 11 + 7 = 18
- 7 + 11 = 18
- 18 - 11 = 7
- 18 - 7 = 11
- Difficulty
- normal
Write the fact family for 6, 8, 14:
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Answer: 6 + 8 = 14; 8 + 6 = 14; 14 - 6 = 8; 14 - 8 = 6
- SubType
- fact-family
- Facts
- 6 + 8 = 14
- 8 + 6 = 14
- 14 - 6 = 8
- 14 - 8 = 6
- Difficulty
- normal
Write the fact family for 9, 9, 18:
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Answer: 9 + 9 = 18; 9 + 9 = 18; 18 - 9 = 9; 18 - 9 = 9
- SubType
- fact-family
- Facts
- 9 + 9 = 18
- 9 + 9 = 18
- 18 - 9 = 9
- 18 - 9 = 9
- Difficulty
- normal
Write the fact family for 1, 3, 4:
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Answer: 1 + 3 = 4; 3 + 1 = 4; 4 - 1 = 3; 4 - 3 = 1
- SubType
- fact-family
- Facts
- 1 + 3 = 4
- 3 + 1 = 4
- 4 - 1 = 3
- 4 - 3 = 1
- Difficulty
- normal
Teaching Notes
Download this free fact family mixed 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 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.