Workbook Detail
Fact Family Add Sub Within 20 Medium — Set 25
Write the fact family for 9, 8, 17:
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Answer: 9 + 8 = 17; 8 + 9 = 17; 17 - 9 = 8; 17 - 8 = 9
- SubType
- fact-family
- Facts
- 9 + 8 = 17
- 8 + 9 = 17
- 17 - 9 = 8
- 17 - 8 = 9
- Difficulty
- medium
Write the fact family for 6, 8, 14:
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Answer: 6 + 8 = 14; 8 + 6 = 14; 14 - 6 = 8; 14 - 8 = 6
- SubType
- fact-family
- Facts
- 6 + 8 = 14
- 8 + 6 = 14
- 14 - 6 = 8
- 14 - 8 = 6
- Difficulty
- medium
Write the fact family for 1, 19, 20:
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Answer: 1 + 19 = 20; 19 + 1 = 20; 20 - 1 = 19; 20 - 19 = 1
- SubType
- fact-family
- Facts
- 1 + 19 = 20
- 19 + 1 = 20
- 20 - 1 = 19
- 20 - 19 = 1
- Difficulty
- medium
Write the fact family for 11, 6, 17:
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Answer: 11 + 6 = 17; 6 + 11 = 17; 17 - 11 = 6; 17 - 6 = 11
- SubType
- fact-family
- Facts
- 11 + 6 = 17
- 6 + 11 = 17
- 17 - 11 = 6
- 17 - 6 = 11
- Difficulty
- medium
Write the fact family for 10, 12, 120:
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Answer: 10 × 12 = 120; 12 × 10 = 120; 120 ÷ 10 = 12; 120 ÷ 12 = 10
- SubType
- fact-family
- Facts
- 10 × 12 = 120
- 12 × 10 = 120
- 120 ÷ 10 = 12
- 120 ÷ 12 = 10
- Difficulty
- medium
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
- 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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