Workbook Detail
Fact Family Mixed Within 20 Write All — Set 46
Write the fact family for 8, 5, 13:
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Answer: 8 + 5 = 13; 5 + 8 = 13; 13 - 8 = 5; 13 - 5 = 8
- SubType
- fact-family
- Facts
- 8 + 5 = 13
- 5 + 8 = 13
- 13 - 8 = 5
- 13 - 5 = 8
- Difficulty
- normal
Write the fact family for 1, 4, 5:
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Answer: 1 + 4 = 5; 4 + 1 = 5; 5 - 1 = 4; 5 - 4 = 1
- SubType
- fact-family
- Facts
- 1 + 4 = 5
- 4 + 1 = 5
- 5 - 1 = 4
- 5 - 4 = 1
- Difficulty
- normal
Write the fact family for 7, 10, 17:
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Answer: 7 + 10 = 17; 10 + 7 = 17; 17 - 7 = 10; 17 - 10 = 7
- SubType
- fact-family
- Facts
- 7 + 10 = 17
- 10 + 7 = 17
- 17 - 7 = 10
- 17 - 10 = 7
- 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 8, 4, 12:
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Answer: 8 + 4 = 12; 4 + 8 = 12; 12 - 8 = 4; 12 - 4 = 8
- SubType
- fact-family
- Facts
- 8 + 4 = 12
- 4 + 8 = 12
- 12 - 8 = 4
- 12 - 4 = 8
- Difficulty
- normal
Write the fact family for 4, 1, 5:
Show answer
Answer: 4 + 1 = 5; 1 + 4 = 5; 5 - 4 = 1; 5 - 1 = 4
- SubType
- fact-family
- Facts
- 4 + 1 = 5
- 1 + 4 = 5
- 5 - 4 = 1
- 5 - 1 = 4
- 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.