Workbook Detail
Fact Family Add Sub Within 20 Medium — Set 87
Write the fact family for 10, 9, 90:
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Answer: 10 × 9 = 90; 9 × 10 = 90; 90 ÷ 10 = 9; 90 ÷ 9 = 10
- SubType
- fact-family
- Facts
- 10 × 9 = 90
- 9 × 10 = 90
- 90 ÷ 10 = 9
- 90 ÷ 9 = 10
- Difficulty
- medium
Write the fact family for 7, 2, 9:
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Answer: 7 + 2 = 9; 2 + 7 = 9; 9 - 7 = 2; 9 - 2 = 7
- SubType
- fact-family
- Facts
- 7 + 2 = 9
- 2 + 7 = 9
- 9 - 7 = 2
- 9 - 2 = 7
- Difficulty
- medium
Write the fact family for 4, 3, 12:
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Answer: 4 × 3 = 12; 3 × 4 = 12; 12 ÷ 4 = 3; 12 ÷ 3 = 4
- SubType
- fact-family
- Facts
- 4 × 3 = 12
- 3 × 4 = 12
- 12 ÷ 4 = 3
- 12 ÷ 3 = 4
- Difficulty
- medium
Write the fact family for 5, 12, 60:
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Answer: 5 × 12 = 60; 12 × 5 = 60; 60 ÷ 5 = 12; 60 ÷ 12 = 5
- SubType
- fact-family
- Facts
- 5 × 12 = 60
- 12 × 5 = 60
- 60 ÷ 5 = 12
- 60 ÷ 12 = 5
- Difficulty
- medium
Write the fact family for 11, 8, 19:
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Answer: 11 + 8 = 19; 8 + 11 = 19; 19 - 11 = 8; 19 - 8 = 11
- SubType
- fact-family
- Facts
- 11 + 8 = 19
- 8 + 11 = 19
- 19 - 11 = 8
- 19 - 8 = 11
- Difficulty
- medium
Write the fact family for 12, 2, 24:
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Answer: 12 × 2 = 24; 2 × 12 = 24; 24 ÷ 12 = 2; 24 ÷ 2 = 12
- SubType
- fact-family
- Facts
- 12 × 2 = 24
- 2 × 12 = 24
- 24 ÷ 12 = 2
- 24 ÷ 2 = 12
- Difficulty
- medium
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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