Workbook Detail
Fact Family Add Sub Within 20 Expert — Set 99
Write the fact family for 17, 3, 20:
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Answer: 17 + 3 = 20; 3 + 17 = 20; 20 - 17 = 3; 20 - 3 = 17
- SubType
- fact-family
- Facts
- 17 + 3 = 20
- 3 + 17 = 20
- 20 - 17 = 3
- 20 - 3 = 17
- Difficulty
- expert
Write the fact family for 5, 6, 30:
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Answer: 5 × 6 = 30; 6 × 5 = 30; 30 ÷ 5 = 6; 30 ÷ 6 = 5
- SubType
- fact-family
- Facts
- 5 × 6 = 30
- 6 × 5 = 30
- 30 ÷ 5 = 6
- 30 ÷ 6 = 5
- 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
Write the fact family for 5, 3, 15:
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Answer: 5 × 3 = 15; 3 × 5 = 15; 15 ÷ 5 = 3; 15 ÷ 3 = 5
- SubType
- fact-family
- Facts
- 5 × 3 = 15
- 3 × 5 = 15
- 15 ÷ 5 = 3
- 15 ÷ 3 = 5
- Difficulty
- expert
Write the fact family for 16, 1, 17:
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Answer: 16 + 1 = 17; 1 + 16 = 17; 17 - 16 = 1; 17 - 1 = 16
- SubType
- fact-family
- Facts
- 16 + 1 = 17
- 1 + 16 = 17
- 17 - 16 = 1
- 17 - 1 = 16
- Difficulty
- expert
Write the fact family for 15, 4, 19:
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Answer: 15 + 4 = 19; 4 + 15 = 19; 19 - 15 = 4; 19 - 4 = 15
- SubType
- fact-family
- Facts
- 15 + 4 = 19
- 4 + 15 = 19
- 19 - 15 = 4
- 19 - 4 = 15
- Difficulty
- expert
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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