Workbook Detail
Fact Family Add Sub Within 20 Expert — Set 43
Write the fact family for 8, 7, 56:
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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
- expert
Write the fact family for 15, 5, 20:
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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
- expert
Write the fact family for 10, 2, 12:
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Answer: 10 + 2 = 12; 2 + 10 = 12; 12 - 10 = 2; 12 - 2 = 10
- SubType
- fact-family
- Facts
- 10 + 2 = 12
- 2 + 10 = 12
- 12 - 10 = 2
- 12 - 2 = 10
- Difficulty
- expert
Write the fact family for 4, 1, 5:
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Answer: 4 + 1 = 5; 1 + 4 = 5; 5 - 4 = 1; 5 - 1 = 4
- SubType
- fact-family
- Facts
- 4 + 1 = 5
- 1 + 4 = 5
- 5 - 4 = 1
- 5 - 1 = 4
- Difficulty
- expert
Write the fact family for 1, 8, 9:
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Answer: 1 + 8 = 9; 8 + 1 = 9; 9 - 1 = 8; 9 - 8 = 1
- SubType
- fact-family
- Facts
- 1 + 8 = 9
- 8 + 1 = 9
- 9 - 1 = 8
- 9 - 8 = 1
- Difficulty
- expert
Write the fact family for 18, 2, 20:
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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
- expert
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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