Workbook Detail
Fact Family Add Sub Within 20 Expert — Set 94
Write the fact family for 9, 12, 108:
Show answer
Answer: 9 × 12 = 108; 12 × 9 = 108; 108 ÷ 9 = 12; 108 ÷ 12 = 9
- SubType
- fact-family
- Facts
- 9 × 12 = 108
- 12 × 9 = 108
- 108 ÷ 9 = 12
- 108 ÷ 12 = 9
- Difficulty
- expert
Write the fact family for 8, 5, 40:
Show answer
Answer: 8 × 5 = 40; 5 × 8 = 40; 40 ÷ 8 = 5; 40 ÷ 5 = 8
- SubType
- fact-family
- Facts
- 8 × 5 = 40
- 5 × 8 = 40
- 40 ÷ 8 = 5
- 40 ÷ 5 = 8
- Difficulty
- expert
Write the fact family for 7, 13, 20:
Show answer
Answer: 7 + 13 = 20; 13 + 7 = 20; 20 - 7 = 13; 20 - 13 = 7
- SubType
- fact-family
- Facts
- 7 + 13 = 20
- 13 + 7 = 20
- 20 - 7 = 13
- 20 - 13 = 7
- Difficulty
- expert
Write the fact family for 4, 10, 40:
Show answer
Answer: 4 × 10 = 40; 10 × 4 = 40; 40 ÷ 4 = 10; 40 ÷ 10 = 4
- SubType
- fact-family
- Facts
- 4 × 10 = 40
- 10 × 4 = 40
- 40 ÷ 4 = 10
- 40 ÷ 10 = 4
- Difficulty
- expert
Write the fact family for 7, 10, 70:
Show answer
Answer: 7 × 10 = 70; 10 × 7 = 70; 70 ÷ 7 = 10; 70 ÷ 10 = 7
- SubType
- fact-family
- Facts
- 7 × 10 = 70
- 10 × 7 = 70
- 70 ÷ 7 = 10
- 70 ÷ 10 = 7
- Difficulty
- expert
Write the fact family for 15, 1, 16:
Show answer
Answer: 15 + 1 = 16; 1 + 15 = 16; 16 - 15 = 1; 16 - 1 = 15
- SubType
- fact-family
- Facts
- 15 + 1 = 16
- 1 + 15 = 16
- 16 - 15 = 1
- 16 - 1 = 15
- Difficulty
- expert
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 Expert 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.