Fact Family Add Sub Within 20 Write All — Set 77
Write the fact family for 3, 2, 5:
Show answer
Answer: 3 + 2 = 5; 2 + 3 = 5; 5 - 3 = 2; 5 - 2 = 3
- SubType
- fact-family
- Facts
- 3 + 2 = 5
- 2 + 3 = 5
- 5 - 3 = 2
- 5 - 2 = 3
- Difficulty
- normal
Write the fact family for 11, 1, 12:
Show answer
Answer: 11 + 1 = 12; 1 + 11 = 12; 12 - 11 = 1; 12 - 1 = 11
- SubType
- fact-family
- Facts
- 11 + 1 = 12
- 1 + 11 = 12
- 12 - 11 = 1
- 12 - 1 = 11
- Difficulty
- normal
Write the fact family for 6, 1, 7:
Show answer
Answer: 6 + 1 = 7; 1 + 6 = 7; 7 - 6 = 1; 7 - 1 = 6
- SubType
- fact-family
- Facts
- 6 + 1 = 7
- 1 + 6 = 7
- 7 - 6 = 1
- 7 - 1 = 6
- Difficulty
- normal
Write the fact family for 2, 5, 7:
Show answer
Answer: 2 + 5 = 7; 5 + 2 = 7; 7 - 2 = 5; 7 - 5 = 2
- SubType
- fact-family
- Facts
- 2 + 5 = 7
- 5 + 2 = 7
- 7 - 2 = 5
- 7 - 5 = 2
- Difficulty
- normal
Write the fact family for 13, 7, 20:
Show answer
Answer: 13 + 7 = 20; 7 + 13 = 20; 20 - 13 = 7; 20 - 7 = 13
- SubType
- fact-family
- Facts
- 13 + 7 = 20
- 7 + 13 = 20
- 20 - 13 = 7
- 20 - 7 = 13
- Difficulty
- normal
Write the fact family for 17, 2, 19:
Show answer
Answer: 17 + 2 = 19; 2 + 17 = 19; 19 - 17 = 2; 19 - 2 = 17
- SubType
- fact-family
- Facts
- 17 + 2 = 19
- 2 + 17 = 19
- 19 - 17 = 2
- 19 - 2 = 17
- Difficulty
- normal
Teaching Notes
Download this free fact family add sub 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 Add Sub 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.