expert Set 21 Form Exercise

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 5, 10, 50:

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Answer: 5 × 10 = 50; 10 × 5 = 50; 50 ÷ 5 = 10; 50 ÷ 10 = 5

SubType
fact-family
Facts
  • 5 × 10 = 50
  • 10 × 5 = 50
  • 50 ÷ 5 = 10
  • 50 ÷ 10 = 5
Difficulty
expert

Write the fact family for 70, 25, 95:

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Answer: 70 + 25 = 95; 25 + 70 = 95; 95 - 70 = 25; 95 - 25 = 70

SubType
fact-family
Facts
  • 70 + 25 = 95
  • 25 + 70 = 95
  • 95 - 70 = 25
  • 95 - 25 = 70
Difficulty
expert

Write the fact family for 3, 2, 6:

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Answer: 3 × 2 = 6; 2 × 3 = 6; 6 ÷ 3 = 2; 6 ÷ 2 = 3

SubType
fact-family
Facts
  • 3 × 2 = 6
  • 2 × 3 = 6
  • 6 ÷ 3 = 2
  • 6 ÷ 2 = 3
Difficulty
expert

Write the fact family for 7, 2, 14:

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Answer: 7 × 2 = 14; 2 × 7 = 14; 14 ÷ 7 = 2; 14 ÷ 2 = 7

SubType
fact-family
Facts
  • 7 × 2 = 14
  • 2 × 7 = 14
  • 14 ÷ 7 = 2
  • 14 ÷ 2 = 7
Difficulty
expert

Write the fact family for 4, 10, 40:

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Answer: 4 × 10 = 40; 10 × 4 = 40; 40 ÷ 4 = 10; 40 ÷ 10 = 4

SubType
fact-family
Facts
  • 4 × 10 = 40
  • 10 × 4 = 40
  • 40 ÷ 4 = 10
  • 40 ÷ 10 = 4
Difficulty
expert