Workbook Detail
Fact Family Add Sub Within 20 Hard — Set 83
Write the fact family for 8, 5, 40:
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Answer: 8 × 5 = 40; 5 × 8 = 40; 40 ÷ 8 = 5; 40 ÷ 5 = 8
- SubType
- fact-family
- Facts
- 8 × 5 = 40
- 5 × 8 = 40
- 40 ÷ 8 = 5
- 40 ÷ 5 = 8
- Difficulty
- hard
Write the fact family for 8, 11, 88:
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Answer: 8 × 11 = 88; 11 × 8 = 88; 88 ÷ 8 = 11; 88 ÷ 11 = 8
- SubType
- fact-family
- Facts
- 8 × 11 = 88
- 11 × 8 = 88
- 88 ÷ 8 = 11
- 88 ÷ 11 = 8
- Difficulty
- hard
Write the fact family for 5, 12, 17:
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Answer: 5 + 12 = 17; 12 + 5 = 17; 17 - 5 = 12; 17 - 12 = 5
- SubType
- fact-family
- Facts
- 5 + 12 = 17
- 12 + 5 = 17
- 17 - 5 = 12
- 17 - 12 = 5
- Difficulty
- hard
Write the fact family for 10, 3, 13:
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Answer: 10 + 3 = 13; 3 + 10 = 13; 13 - 10 = 3; 13 - 3 = 10
- SubType
- fact-family
- Facts
- 10 + 3 = 13
- 3 + 10 = 13
- 13 - 10 = 3
- 13 - 3 = 10
- Difficulty
- hard
Write the fact family for 14, 3, 17:
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Answer: 14 + 3 = 17; 3 + 14 = 17; 17 - 14 = 3; 17 - 3 = 14
- SubType
- fact-family
- Facts
- 14 + 3 = 17
- 3 + 14 = 17
- 17 - 14 = 3
- 17 - 3 = 14
- Difficulty
- hard
Write the fact family for 9, 8, 72:
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Answer: 9 × 8 = 72; 8 × 9 = 72; 72 ÷ 9 = 8; 72 ÷ 8 = 9
- SubType
- fact-family
- Facts
- 9 × 8 = 72
- 8 × 9 = 72
- 72 ÷ 9 = 8
- 72 ÷ 8 = 9
- 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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