Workbook Detail
Fact Family Add Sub Within 20 Easy — Set 12
Write the fact family for 13, 6, 19:
Show answer
Answer: 13 + 6 = 19; 6 + 13 = 19; 19 - 13 = 6; 19 - 6 = 13
- SubType
- fact-family
- Facts
- 13 + 6 = 19
- 6 + 13 = 19
- 19 - 13 = 6
- 19 - 6 = 13
- Difficulty
- easy
Write the fact family for 15, 5, 20:
Show answer
Answer: 15 + 5 = 20; 5 + 15 = 20; 20 - 15 = 5; 20 - 5 = 15
- SubType
- fact-family
- Facts
- 15 + 5 = 20
- 5 + 15 = 20
- 20 - 15 = 5
- 20 - 5 = 15
- Difficulty
- easy
Write the fact family for 19, 1, 20:
Show answer
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
- easy
Write the fact family for 10, 7, 17:
Show answer
Answer: 10 + 7 = 17; 7 + 10 = 17; 17 - 10 = 7; 17 - 7 = 10
- SubType
- fact-family
- Facts
- 10 + 7 = 17
- 7 + 10 = 17
- 17 - 10 = 7
- 17 - 7 = 10
- Difficulty
- easy
Write the fact family for 7, 2, 9:
Show answer
Answer: 7 + 2 = 9; 2 + 7 = 9; 9 - 7 = 2; 9 - 2 = 7
- SubType
- fact-family
- Facts
- 7 + 2 = 9
- 2 + 7 = 9
- 9 - 7 = 2
- 9 - 2 = 7
- Difficulty
- easy
Write the fact family for 13, 4, 17:
Show answer
Answer: 13 + 4 = 17; 4 + 13 = 17; 17 - 13 = 4; 17 - 4 = 13
- SubType
- fact-family
- Facts
- 13 + 4 = 17
- 4 + 13 = 17
- 17 - 13 = 4
- 17 - 4 = 13
- Difficulty
- easy
Teaching Notes
Practice fact family add sub within 20 with free printable worksheets. Uniquely generated — reinforce key math skills with every set.
Frequently Asked Questions
How do I use this Fact Family Add Sub Within 20 Easy Worksheets 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.