Fact Family Add Sub Within 100 Expert — Set 89
Write the fact family for 50, 40, 90:
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Answer: 50 + 40 = 90; 40 + 50 = 90; 90 - 50 = 40; 90 - 40 = 50
- SubType
- fact-family
- Facts
- 50 + 40 = 90
- 40 + 50 = 90
- 90 - 50 = 40
- 90 - 40 = 50
- Difficulty
- expert
Write the fact family for 12, 77, 89:
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Answer: 12 + 77 = 89; 77 + 12 = 89; 89 - 12 = 77; 89 - 77 = 12
- SubType
- fact-family
- Facts
- 12 + 77 = 89
- 77 + 12 = 89
- 89 - 12 = 77
- 89 - 77 = 12
- Difficulty
- expert
Write the fact family for 38, 6, 44:
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Answer: 38 + 6 = 44; 6 + 38 = 44; 44 - 38 = 6; 44 - 6 = 38
- SubType
- fact-family
- Facts
- 38 + 6 = 44
- 6 + 38 = 44
- 44 - 38 = 6
- 44 - 6 = 38
- Difficulty
- expert
Write the fact family for 34, 9, 43:
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Answer: 34 + 9 = 43; 9 + 34 = 43; 43 - 34 = 9; 43 - 9 = 34
- SubType
- fact-family
- Facts
- 34 + 9 = 43
- 9 + 34 = 43
- 43 - 34 = 9
- 43 - 9 = 34
- Difficulty
- expert
Write the fact family for 8, 9, 72:
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Answer: 8 × 9 = 72; 9 × 8 = 72; 72 ÷ 8 = 9; 72 ÷ 9 = 8
- SubType
- fact-family
- Facts
- 8 × 9 = 72
- 9 × 8 = 72
- 72 ÷ 8 = 9
- 72 ÷ 9 = 8
- Difficulty
- expert
Write the fact family for 9, 6, 54:
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Answer: 9 × 6 = 54; 6 × 9 = 54; 54 ÷ 9 = 6; 54 ÷ 6 = 9
- SubType
- fact-family
- Facts
- 9 × 6 = 54
- 6 × 9 = 54
- 54 ÷ 9 = 6
- 54 ÷ 6 = 9
- Difficulty
- expert
Teaching Notes
Practice fact family add sub within 100 with free printable worksheets. Uniquely generated — reinforce key math skills with every set.
Frequently Asked Questions
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