Workbook Detail
Fact Family Add Sub Within 20 Expert — Set 40
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 12, 5, 60:
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Answer: 12 × 5 = 60; 5 × 12 = 60; 60 ÷ 12 = 5; 60 ÷ 5 = 12
- SubType
- fact-family
- Facts
- 12 × 5 = 60
- 5 × 12 = 60
- 60 ÷ 12 = 5
- 60 ÷ 5 = 12
- Difficulty
- expert
Write the fact family for 8, 2, 16:
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Answer: 8 × 2 = 16; 2 × 8 = 16; 16 ÷ 8 = 2; 16 ÷ 2 = 8
- SubType
- fact-family
- Facts
- 8 × 2 = 16
- 2 × 8 = 16
- 16 ÷ 8 = 2
- 16 ÷ 2 = 8
- Difficulty
- expert
Write the fact family for 13, 3, 16:
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Answer: 13 + 3 = 16; 3 + 13 = 16; 16 - 13 = 3; 16 - 3 = 13
- SubType
- fact-family
- Facts
- 13 + 3 = 16
- 3 + 13 = 16
- 16 - 13 = 3
- 16 - 3 = 13
- Difficulty
- expert
Write the fact family for 1, 11, 12:
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Answer: 1 + 11 = 12; 11 + 1 = 12; 12 - 1 = 11; 12 - 11 = 1
- SubType
- fact-family
- Facts
- 1 + 11 = 12
- 11 + 1 = 12
- 12 - 1 = 11
- 12 - 11 = 1
- Difficulty
- expert
Write the fact family for 19, 1, 20:
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Answer: 19 + 1 = 20; 1 + 19 = 20; 20 - 19 = 1; 20 - 1 = 19
- SubType
- fact-family
- Facts
- 19 + 1 = 20
- 1 + 19 = 20
- 20 - 19 = 1
- 20 - 1 = 19
- 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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