Workbook Detail
Fact Family Add Sub Within 20 Easy — Set 31
Write the fact family for 17, 2, 19:
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Answer: 17 + 2 = 19; 2 + 17 = 19; 19 - 17 = 2; 19 - 2 = 17
- SubType
- fact-family
- Facts
- 17 + 2 = 19
- 2 + 17 = 19
- 19 - 17 = 2
- 19 - 2 = 17
- Difficulty
- easy
Write the fact family for 16, 4, 20:
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Answer: 16 + 4 = 20; 4 + 16 = 20; 20 - 16 = 4; 20 - 4 = 16
- SubType
- fact-family
- Facts
- 16 + 4 = 20
- 4 + 16 = 20
- 20 - 16 = 4
- 20 - 4 = 16
- Difficulty
- easy
Write the fact family for 7, 2, 9:
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Answer: 7 + 2 = 9; 2 + 7 = 9; 9 - 7 = 2; 9 - 2 = 7
- SubType
- fact-family
- Facts
- 7 + 2 = 9
- 2 + 7 = 9
- 9 - 7 = 2
- 9 - 2 = 7
- Difficulty
- easy
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
- easy
Write the fact family for 14, 3, 17:
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Answer: 14 + 3 = 17; 3 + 14 = 17; 17 - 14 = 3; 17 - 3 = 14
- SubType
- fact-family
- Facts
- 14 + 3 = 17
- 3 + 14 = 17
- 17 - 14 = 3
- 17 - 3 = 14
- Difficulty
- easy
Write the fact family for 10, 7, 17:
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Answer: 10 + 7 = 17; 7 + 10 = 17; 17 - 10 = 7; 17 - 7 = 10
- SubType
- fact-family
- Facts
- 10 + 7 = 17
- 7 + 10 = 17
- 17 - 10 = 7
- 17 - 7 = 10
- Difficulty
- easy
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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