Workbook Detail
Fact Family Add Sub Within 20 Medium — Set 71
Write the fact family for 7, 13, 20:
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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
- medium
Write the fact family for 5, 10, 50:
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Answer: 5 × 10 = 50; 10 × 5 = 50; 50 ÷ 5 = 10; 50 ÷ 10 = 5
- SubType
- fact-family
- Facts
- 5 × 10 = 50
- 10 × 5 = 50
- 50 ÷ 5 = 10
- 50 ÷ 10 = 5
- Difficulty
- medium
Write the fact family for 2, 9, 18:
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Answer: 2 × 9 = 18; 9 × 2 = 18; 18 ÷ 2 = 9; 18 ÷ 9 = 2
- SubType
- fact-family
- Facts
- 2 × 9 = 18
- 9 × 2 = 18
- 18 ÷ 2 = 9
- 18 ÷ 9 = 2
- Difficulty
- medium
Write the fact family for 4, 11, 15:
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Answer: 4 + 11 = 15; 11 + 4 = 15; 15 - 4 = 11; 15 - 11 = 4
- SubType
- fact-family
- Facts
- 4 + 11 = 15
- 11 + 4 = 15
- 15 - 4 = 11
- 15 - 11 = 4
- Difficulty
- medium
Write the fact family for 5, 3, 15:
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Answer: 5 × 3 = 15; 3 × 5 = 15; 15 ÷ 5 = 3; 15 ÷ 3 = 5
- SubType
- fact-family
- Facts
- 5 × 3 = 15
- 3 × 5 = 15
- 15 ÷ 5 = 3
- 15 ÷ 3 = 5
- Difficulty
- medium
Write the fact family for 5, 2, 10:
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Answer: 5 × 2 = 10; 2 × 5 = 10; 10 ÷ 5 = 2; 10 ÷ 2 = 5
- SubType
- fact-family
- Facts
- 5 × 2 = 10
- 2 × 5 = 10
- 10 ÷ 5 = 2
- 10 ÷ 2 = 5
- Difficulty
- medium
Teaching Notes
Practice fact family add sub within 20 with free printable worksheets. Uniquely generated — reinforce key math skills with every set.
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