Workbook Detail
Fact Family Add Sub Within 20 Hard — Set 53
Write the fact family for 8, 4, 32:
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Answer: 8 × 4 = 32; 4 × 8 = 32; 32 ÷ 8 = 4; 32 ÷ 4 = 8
- SubType
- fact-family
- Facts
- 8 × 4 = 32
- 4 × 8 = 32
- 32 ÷ 8 = 4
- 32 ÷ 4 = 8
- Difficulty
- hard
Write the fact family for 18, 2, 20:
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Answer: 18 + 2 = 20; 2 + 18 = 20; 20 - 18 = 2; 20 - 2 = 18
- SubType
- fact-family
- Facts
- 18 + 2 = 20
- 2 + 18 = 20
- 20 - 18 = 2
- 20 - 2 = 18
- Difficulty
- hard
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
- hard
Write the fact family for 1, 7, 8:
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Answer: 1 + 7 = 8; 7 + 1 = 8; 8 - 1 = 7; 8 - 7 = 1
- SubType
- fact-family
- Facts
- 1 + 7 = 8
- 7 + 1 = 8
- 8 - 1 = 7
- 8 - 7 = 1
- Difficulty
- hard
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
- hard
Write the fact family for 1, 3, 4:
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Answer: 1 + 3 = 4; 3 + 1 = 4; 4 - 1 = 3; 4 - 3 = 1
- SubType
- fact-family
- Facts
- 1 + 3 = 4
- 3 + 1 = 4
- 4 - 1 = 3
- 4 - 3 = 1
- Difficulty
- hard
Teaching Notes
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