Workbook Detail
Fact Family Add Sub Within 20 Hard — Set 72
Write the fact family for 12, 7, 19:
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Answer: 12 + 7 = 19; 7 + 12 = 19; 19 - 12 = 7; 19 - 7 = 12
- SubType
- fact-family
- Facts
- 12 + 7 = 19
- 7 + 12 = 19
- 19 - 12 = 7
- 19 - 7 = 12
- Difficulty
- hard
Write the fact family for 14, 2, 16:
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Answer: 14 + 2 = 16; 2 + 14 = 16; 16 - 14 = 2; 16 - 2 = 14
- SubType
- fact-family
- Facts
- 14 + 2 = 16
- 2 + 14 = 16
- 16 - 14 = 2
- 16 - 2 = 14
- Difficulty
- hard
Write the fact family for 11, 7, 18:
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Answer: 11 + 7 = 18; 7 + 11 = 18; 18 - 11 = 7; 18 - 7 = 11
- SubType
- fact-family
- Facts
- 11 + 7 = 18
- 7 + 11 = 18
- 18 - 11 = 7
- 18 - 7 = 11
- Difficulty
- hard
Write the fact family for 4, 11, 44:
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Answer: 4 × 11 = 44; 11 × 4 = 44; 44 ÷ 4 = 11; 44 ÷ 11 = 4
- SubType
- fact-family
- Facts
- 4 × 11 = 44
- 11 × 4 = 44
- 44 ÷ 4 = 11
- 44 ÷ 11 = 4
- 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 7, 10, 70:
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Answer: 7 × 10 = 70; 10 × 7 = 70; 70 ÷ 7 = 10; 70 ÷ 10 = 7
- SubType
- fact-family
- Facts
- 7 × 10 = 70
- 10 × 7 = 70
- 70 ÷ 7 = 10
- 70 ÷ 10 = 7
- 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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