Workbook Detail
Fact Family Add Sub Within 20 Expert — Set 20
Write the fact family for 6, 10, 60:
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Answer: 6 × 10 = 60; 10 × 6 = 60; 60 ÷ 6 = 10; 60 ÷ 10 = 6
- SubType
- fact-family
- Facts
- 6 × 10 = 60
- 10 × 6 = 60
- 60 ÷ 6 = 10
- 60 ÷ 10 = 6
- Difficulty
- expert
Write the fact family for 14, 4, 18:
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Answer: 14 + 4 = 18; 4 + 14 = 18; 18 - 14 = 4; 18 - 4 = 14
- SubType
- fact-family
- Facts
- 14 + 4 = 18
- 4 + 14 = 18
- 18 - 14 = 4
- 18 - 4 = 14
- Difficulty
- expert
Write the fact family for 17, 3, 20:
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Answer: 17 + 3 = 20; 3 + 17 = 20; 20 - 17 = 3; 20 - 3 = 17
- SubType
- fact-family
- Facts
- 17 + 3 = 20
- 3 + 17 = 20
- 20 - 17 = 3
- 20 - 3 = 17
- Difficulty
- expert
Write the fact family for 7, 11, 77:
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Answer: 7 × 11 = 77; 11 × 7 = 77; 77 ÷ 7 = 11; 77 ÷ 11 = 7
- SubType
- fact-family
- Facts
- 7 × 11 = 77
- 11 × 7 = 77
- 77 ÷ 7 = 11
- 77 ÷ 11 = 7
- Difficulty
- expert
Write the fact family for 6, 11, 66:
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Answer: 6 × 11 = 66; 11 × 6 = 66; 66 ÷ 6 = 11; 66 ÷ 11 = 6
- SubType
- fact-family
- Facts
- 6 × 11 = 66
- 11 × 6 = 66
- 66 ÷ 6 = 11
- 66 ÷ 11 = 6
- Difficulty
- expert
Write the fact family for 5, 6, 30:
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Answer: 5 × 6 = 30; 6 × 5 = 30; 30 ÷ 5 = 6; 30 ÷ 6 = 5
- SubType
- fact-family
- Facts
- 5 × 6 = 30
- 6 × 5 = 30
- 30 ÷ 5 = 6
- 30 ÷ 6 = 5
- 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
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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.
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