expert Set 20 Form Exercise

Write the fact family for 8, 2, 10:

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Answer: 8 + 2 = 10; 2 + 8 = 10; 10 - 8 = 2; 10 - 2 = 8

SubType
fact-family
Facts
  • 8 + 2 = 10
  • 2 + 8 = 10
  • 10 - 8 = 2
  • 10 - 2 = 8
Difficulty
expert

Write the fact family for 3, 3, 6:

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Answer: 3 + 3 = 6; 3 + 3 = 6; 6 - 3 = 3; 6 - 3 = 3

SubType
fact-family
Facts
  • 3 + 3 = 6
  • 3 + 3 = 6
  • 6 - 3 = 3
  • 6 - 3 = 3
Difficulty
expert

Write the fact family for 10, 2, 20:

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Answer: 10 × 2 = 20; 2 × 10 = 20; 20 ÷ 10 = 2; 20 ÷ 2 = 10

SubType
fact-family
Facts
  • 10 × 2 = 20
  • 2 × 10 = 20
  • 20 ÷ 10 = 2
  • 20 ÷ 2 = 10
Difficulty
expert

Write the fact family for 7, 3, 21:

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Answer: 7 × 3 = 21; 3 × 7 = 21; 21 ÷ 7 = 3; 21 ÷ 3 = 7

SubType
fact-family
Facts
  • 7 × 3 = 21
  • 3 × 7 = 21
  • 21 ÷ 7 = 3
  • 21 ÷ 3 = 7
Difficulty
expert

Write the fact family for 7, 5, 35:

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Answer: 7 × 5 = 35; 5 × 7 = 35; 35 ÷ 7 = 5; 35 ÷ 5 = 7

SubType
fact-family
Facts
  • 7 × 5 = 35
  • 5 × 7 = 35
  • 35 ÷ 7 = 5
  • 35 ÷ 5 = 7
Difficulty
expert

Write the fact family for 7, 1, 8:

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Answer: 7 + 1 = 8; 1 + 7 = 8; 8 - 7 = 1; 8 - 1 = 7

SubType
fact-family
Facts
  • 7 + 1 = 8
  • 1 + 7 = 8
  • 8 - 7 = 1
  • 8 - 1 = 7
Difficulty
expert