Workbook Detail
Fact Family Add Sub Within 20 Medium — Set 11
Write the fact family for 18, 1, 19:
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Answer: 18 + 1 = 19; 1 + 18 = 19; 19 - 18 = 1; 19 - 1 = 18
- SubType
- fact-family
- Facts
- 18 + 1 = 19
- 1 + 18 = 19
- 19 - 18 = 1
- 19 - 1 = 18
- Difficulty
- medium
Write the fact family for 7, 11, 77:
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Answer: 7 × 11 = 77; 11 × 7 = 77; 77 ÷ 7 = 11; 77 ÷ 11 = 7
- SubType
- fact-family
- Facts
- 7 × 11 = 77
- 11 × 7 = 77
- 77 ÷ 7 = 11
- 77 ÷ 11 = 7
- Difficulty
- medium
Write the fact family for 4, 4, 16:
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Answer: 4 × 4 = 16; 4 × 4 = 16; 16 ÷ 4 = 4; 16 ÷ 4 = 4
- SubType
- fact-family
- Facts
- 4 × 4 = 16
- 4 × 4 = 16
- 16 ÷ 4 = 4
- 16 ÷ 4 = 4
- 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
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
- medium
Write the fact family for 2, 3, 6:
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Answer: 2 × 3 = 6; 3 × 2 = 6; 6 ÷ 2 = 3; 6 ÷ 3 = 2
- SubType
- fact-family
- Facts
- 2 × 3 = 6
- 3 × 2 = 6
- 6 ÷ 2 = 3
- 6 ÷ 3 = 2
- 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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