Workbook Detail
Fact Family Add Sub Within 20 Expert — Set 60
Write the fact family for 13, 5, 18:
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Answer: 13 + 5 = 18; 5 + 13 = 18; 18 - 13 = 5; 18 - 5 = 13
- SubType
- fact-family
- Facts
- 13 + 5 = 18
- 5 + 13 = 18
- 18 - 13 = 5
- 18 - 5 = 13
- 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
Write the fact family for 6, 14, 20:
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Answer: 6 + 14 = 20; 14 + 6 = 20; 20 - 6 = 14; 20 - 14 = 6
- SubType
- fact-family
- Facts
- 6 + 14 = 20
- 14 + 6 = 20
- 20 - 6 = 14
- 20 - 14 = 6
- Difficulty
- expert
Write the fact family for 10, 4, 40:
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Answer: 10 × 4 = 40; 4 × 10 = 40; 40 ÷ 10 = 4; 40 ÷ 4 = 10
- SubType
- fact-family
- Facts
- 10 × 4 = 40
- 4 × 10 = 40
- 40 ÷ 10 = 4
- 40 ÷ 4 = 10
- Difficulty
- expert
Write the fact family for 9, 5, 14:
Show answer
Answer: 9 + 5 = 14; 5 + 9 = 14; 14 - 9 = 5; 14 - 5 = 9
- SubType
- fact-family
- Facts
- 9 + 5 = 14
- 5 + 9 = 14
- 14 - 9 = 5
- 14 - 5 = 9
- 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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