Workbook Detail
Fact Family Add Sub Within 20 Hard — Set 16
Write the fact family for 1, 16, 17:
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Answer: 1 + 16 = 17; 16 + 1 = 17; 17 - 1 = 16; 17 - 16 = 1
- SubType
- fact-family
- Facts
- 1 + 16 = 17
- 16 + 1 = 17
- 17 - 1 = 16
- 17 - 16 = 1
- Difficulty
- hard
Write the fact family for 8, 10, 80:
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Answer: 8 × 10 = 80; 10 × 8 = 80; 80 ÷ 8 = 10; 80 ÷ 10 = 8
- SubType
- fact-family
- Facts
- 8 × 10 = 80
- 10 × 8 = 80
- 80 ÷ 8 = 10
- 80 ÷ 10 = 8
- Difficulty
- hard
Write the fact family for 13, 7, 20:
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Answer: 13 + 7 = 20; 7 + 13 = 20; 20 - 13 = 7; 20 - 7 = 13
- SubType
- fact-family
- Facts
- 13 + 7 = 20
- 7 + 13 = 20
- 20 - 13 = 7
- 20 - 7 = 13
- Difficulty
- hard
Write the fact family for 3, 10, 30:
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Answer: 3 × 10 = 30; 10 × 3 = 30; 30 ÷ 3 = 10; 30 ÷ 10 = 3
- SubType
- fact-family
- Facts
- 3 × 10 = 30
- 10 × 3 = 30
- 30 ÷ 3 = 10
- 30 ÷ 10 = 3
- Difficulty
- hard
Write the fact family for 11, 4, 44:
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Answer: 11 × 4 = 44; 4 × 11 = 44; 44 ÷ 11 = 4; 44 ÷ 4 = 11
- SubType
- fact-family
- Facts
- 11 × 4 = 44
- 4 × 11 = 44
- 44 ÷ 11 = 4
- 44 ÷ 4 = 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
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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