Workbook Detail
Fact Family Add Sub Within 20 Hard — Set 18
Write the fact family for 2, 7, 14:
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Answer: 2 × 7 = 14; 7 × 2 = 14; 14 ÷ 2 = 7; 14 ÷ 7 = 2
- SubType
- fact-family
- Facts
- 2 × 7 = 14
- 7 × 2 = 14
- 14 ÷ 2 = 7
- 14 ÷ 7 = 2
- Difficulty
- hard
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
- hard
Write the fact family for 4, 5, 9:
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Answer: 4 + 5 = 9; 5 + 4 = 9; 9 - 4 = 5; 9 - 5 = 4
- SubType
- fact-family
- Facts
- 4 + 5 = 9
- 5 + 4 = 9
- 9 - 4 = 5
- 9 - 5 = 4
- Difficulty
- hard
Write the fact family for 6, 7, 42:
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Answer: 6 × 7 = 42; 7 × 6 = 42; 42 ÷ 6 = 7; 42 ÷ 7 = 6
- SubType
- fact-family
- Facts
- 6 × 7 = 42
- 7 × 6 = 42
- 42 ÷ 6 = 7
- 42 ÷ 7 = 6
- Difficulty
- hard
Write the fact family for 2, 11, 22:
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Answer: 2 × 11 = 22; 11 × 2 = 22; 22 ÷ 2 = 11; 22 ÷ 11 = 2
- SubType
- fact-family
- Facts
- 2 × 11 = 22
- 11 × 2 = 22
- 22 ÷ 2 = 11
- 22 ÷ 11 = 2
- Difficulty
- hard
Write the fact family for 3, 3, 9:
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Answer: 3 × 3 = 9; 3 × 3 = 9; 9 ÷ 3 = 3; 9 ÷ 3 = 3
- SubType
- fact-family
- Facts
- 3 × 3 = 9
- 3 × 3 = 9
- 9 ÷ 3 = 3
- 9 ÷ 3 = 3
- Difficulty
- hard
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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