Fact Family Add Sub Within 100 Hard — Set 77
Write the fact family for 63, 21, 84:
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Answer: 63 + 21 = 84; 21 + 63 = 84; 84 - 63 = 21; 84 - 21 = 63
- SubType
- fact-family
- Facts
- 63 + 21 = 84
- 21 + 63 = 84
- 84 - 63 = 21
- 84 - 21 = 63
- Difficulty
- hard
Write the fact family for 63, 27, 90:
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Answer: 63 + 27 = 90; 27 + 63 = 90; 90 - 63 = 27; 90 - 27 = 63
- SubType
- fact-family
- Facts
- 63 + 27 = 90
- 27 + 63 = 90
- 90 - 63 = 27
- 90 - 27 = 63
- Difficulty
- hard
Write the fact family for 69, 9, 78:
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Answer: 69 + 9 = 78; 9 + 69 = 78; 78 - 69 = 9; 78 - 9 = 69
- SubType
- fact-family
- Facts
- 69 + 9 = 78
- 9 + 69 = 78
- 78 - 69 = 9
- 78 - 9 = 69
- Difficulty
- hard
Write the fact family for 12, 10, 120:
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Answer: 12 × 10 = 120; 10 × 12 = 120; 120 ÷ 12 = 10; 120 ÷ 10 = 12
- SubType
- fact-family
- Facts
- 12 × 10 = 120
- 10 × 12 = 120
- 120 ÷ 12 = 10
- 120 ÷ 10 = 12
- Difficulty
- hard
Write the fact family for 71, 28, 99:
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Answer: 71 + 28 = 99; 28 + 71 = 99; 99 - 71 = 28; 99 - 28 = 71
- SubType
- fact-family
- Facts
- 71 + 28 = 99
- 28 + 71 = 99
- 99 - 71 = 28
- 99 - 28 = 71
- Difficulty
- hard
Write the fact family for 81, 3, 84:
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Answer: 81 + 3 = 84; 3 + 81 = 84; 84 - 81 = 3; 84 - 3 = 81
- SubType
- fact-family
- Facts
- 81 + 3 = 84
- 3 + 81 = 84
- 84 - 81 = 3
- 84 - 3 = 81
- Difficulty
- hard
Teaching Notes
Practice fact family add sub within 100 with free printable worksheets. Uniquely generated — reinforce key math skills with every set.
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