Workbook Detail
Fact Family Add Sub Within 20 Easy — Set 28
Write the fact family for 19, 1, 20:
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Answer: 19 + 1 = 20; 1 + 19 = 20; 20 - 19 = 1; 20 - 1 = 19
- SubType
- fact-family
- Facts
- 19 + 1 = 20
- 1 + 19 = 20
- 20 - 19 = 1
- 20 - 1 = 19
- Difficulty
- easy
Write the fact family for 3, 6, 9:
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Answer: 3 + 6 = 9; 6 + 3 = 9; 9 - 3 = 6; 9 - 6 = 3
- SubType
- fact-family
- Facts
- 3 + 6 = 9
- 6 + 3 = 9
- 9 - 3 = 6
- 9 - 6 = 3
- Difficulty
- easy
Write the fact family for 9, 3, 12:
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Answer: 9 + 3 = 12; 3 + 9 = 12; 12 - 9 = 3; 12 - 3 = 9
- SubType
- fact-family
- Facts
- 9 + 3 = 12
- 3 + 9 = 12
- 12 - 9 = 3
- 12 - 3 = 9
- Difficulty
- easy
Write the fact family for 1, 14, 15:
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Answer: 1 + 14 = 15; 14 + 1 = 15; 15 - 1 = 14; 15 - 14 = 1
- SubType
- fact-family
- Facts
- 1 + 14 = 15
- 14 + 1 = 15
- 15 - 1 = 14
- 15 - 14 = 1
- Difficulty
- easy
Write the fact family for 13, 4, 17:
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Answer: 13 + 4 = 17; 4 + 13 = 17; 17 - 13 = 4; 17 - 4 = 13
- SubType
- fact-family
- Facts
- 13 + 4 = 17
- 4 + 13 = 17
- 17 - 13 = 4
- 17 - 4 = 13
- Difficulty
- easy
Write the fact family for 6, 14, 20:
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Answer: 6 + 14 = 20; 14 + 6 = 20; 20 - 6 = 14; 20 - 14 = 6
- SubType
- fact-family
- Facts
- 6 + 14 = 20
- 14 + 6 = 20
- 20 - 6 = 14
- 20 - 14 = 6
- 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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