Workbook Detail
Fact Family Add Sub Within 20 Hard — Set 48
Write the fact family for 4, 10, 14:
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Answer: 4 + 10 = 14; 10 + 4 = 14; 14 - 4 = 10; 14 - 10 = 4
- SubType
- fact-family
- Facts
- 4 + 10 = 14
- 10 + 4 = 14
- 14 - 4 = 10
- 14 - 10 = 4
- Difficulty
- hard
Write the fact family for 11, 9, 99:
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Answer: 11 × 9 = 99; 9 × 11 = 99; 99 ÷ 11 = 9; 99 ÷ 9 = 11
- SubType
- fact-family
- Facts
- 11 × 9 = 99
- 9 × 11 = 99
- 99 ÷ 11 = 9
- 99 ÷ 9 = 11
- Difficulty
- hard
Write the fact family for 6, 9, 15:
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Answer: 6 + 9 = 15; 9 + 6 = 15; 15 - 6 = 9; 15 - 9 = 6
- SubType
- fact-family
- Facts
- 6 + 9 = 15
- 9 + 6 = 15
- 15 - 6 = 9
- 15 - 9 = 6
- Difficulty
- hard
Write the fact family for 3, 12, 15:
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Answer: 3 + 12 = 15; 12 + 3 = 15; 15 - 3 = 12; 15 - 12 = 3
- SubType
- fact-family
- Facts
- 3 + 12 = 15
- 12 + 3 = 15
- 15 - 3 = 12
- 15 - 12 = 3
- Difficulty
- hard
Write the fact family for 8, 5, 40:
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Answer: 8 × 5 = 40; 5 × 8 = 40; 40 ÷ 8 = 5; 40 ÷ 5 = 8
- SubType
- fact-family
- Facts
- 8 × 5 = 40
- 5 × 8 = 40
- 40 ÷ 8 = 5
- 40 ÷ 5 = 8
- Difficulty
- hard
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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