Workbook Detail
Fact Family Add Sub Within 20 Medium — Set 60
Write the fact family for 18, 2, 20:
Show answer
Answer: 18 + 2 = 20; 2 + 18 = 20; 20 - 18 = 2; 20 - 2 = 18
- SubType
- fact-family
- Facts
- 18 + 2 = 20
- 2 + 18 = 20
- 20 - 18 = 2
- 20 - 2 = 18
- Difficulty
- medium
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
- medium
Write the fact family for 8, 7, 56:
Show answer
Answer: 8 × 7 = 56; 7 × 8 = 56; 56 ÷ 8 = 7; 56 ÷ 7 = 8
- SubType
- fact-family
- Facts
- 8 × 7 = 56
- 7 × 8 = 56
- 56 ÷ 8 = 7
- 56 ÷ 7 = 8
- Difficulty
- medium
Write the fact family for 2, 8, 10:
Show answer
Answer: 2 + 8 = 10; 8 + 2 = 10; 10 - 2 = 8; 10 - 8 = 2
- SubType
- fact-family
- Facts
- 2 + 8 = 10
- 8 + 2 = 10
- 10 - 2 = 8
- 10 - 8 = 2
- Difficulty
- medium
Write the fact family for 2, 2, 4:
Show answer
Answer: 2 × 2 = 4; 2 × 2 = 4; 4 ÷ 2 = 2; 4 ÷ 2 = 2
- SubType
- fact-family
- Facts
- 2 × 2 = 4
- 2 × 2 = 4
- 4 ÷ 2 = 2
- 4 ÷ 2 = 2
- Difficulty
- medium
Write the fact family for 17, 1, 18:
Show answer
Answer: 17 + 1 = 18; 1 + 17 = 18; 18 - 17 = 1; 18 - 1 = 17
- SubType
- fact-family
- Facts
- 17 + 1 = 18
- 1 + 17 = 18
- 18 - 17 = 1
- 18 - 1 = 17
- Difficulty
- medium
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 Medium 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.