medium Set 81 Form Exercise

Write the fact family for 5, 5, 10:

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Answer: 5 + 5 = 10; 5 + 5 = 10; 10 - 5 = 5; 10 - 5 = 5

SubType
fact-family
Facts
  • 5 + 5 = 10
  • 5 + 5 = 10
  • 10 - 5 = 5
  • 10 - 5 = 5
Difficulty
medium

Write the fact family for 10, 5, 50:

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

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

Write the fact family for 6, 2, 12:

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Answer: 6 × 2 = 12; 2 × 6 = 12; 12 ÷ 6 = 2; 12 ÷ 2 = 6

SubType
fact-family
Facts
  • 6 × 2 = 12
  • 2 × 6 = 12
  • 12 ÷ 6 = 2
  • 12 ÷ 2 = 6
Difficulty
medium

Write the fact family for 3, 3, 9:

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Answer: 3 × 3 = 9; 3 × 3 = 9; 9 ÷ 3 = 3; 9 ÷ 3 = 3

SubType
fact-family
Facts
  • 3 × 3 = 9
  • 3 × 3 = 9
  • 9 ÷ 3 = 3
  • 9 ÷ 3 = 3
Difficulty
medium

Write the fact family for 2, 8, 10:

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

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

Write the fact family for 4, 3, 12:

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Answer: 4 × 3 = 12; 3 × 4 = 12; 12 ÷ 4 = 3; 12 ÷ 3 = 4

SubType
fact-family
Facts
  • 4 × 3 = 12
  • 3 × 4 = 12
  • 12 ÷ 4 = 3
  • 12 ÷ 3 = 4
Difficulty
medium