medium Set 81 Form Exercise

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
medium

Write the fact family for 4, 8, 32:

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Answer: 4 × 8 = 32; 8 × 4 = 32; 32 ÷ 4 = 8; 32 ÷ 8 = 4

SubType
fact-family
Facts
  • 4 × 8 = 32
  • 8 × 4 = 32
  • 32 ÷ 4 = 8
  • 32 ÷ 8 = 4
Difficulty
medium

Write the fact family for 11, 12, 132:

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Answer: 11 × 12 = 132; 12 × 11 = 132; 132 ÷ 11 = 12; 132 ÷ 12 = 11

SubType
fact-family
Facts
  • 11 × 12 = 132
  • 12 × 11 = 132
  • 132 ÷ 11 = 12
  • 132 ÷ 12 = 11
Difficulty
medium

Write the fact family for 7, 4, 28:

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Answer: 7 × 4 = 28; 4 × 7 = 28; 28 ÷ 7 = 4; 28 ÷ 4 = 7

SubType
fact-family
Facts
  • 7 × 4 = 28
  • 4 × 7 = 28
  • 28 ÷ 7 = 4
  • 28 ÷ 4 = 7
Difficulty
medium

Write the fact family for 12, 9, 108:

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Answer: 12 × 9 = 108; 9 × 12 = 108; 108 ÷ 12 = 9; 108 ÷ 9 = 12

SubType
fact-family
Facts
  • 12 × 9 = 108
  • 9 × 12 = 108
  • 108 ÷ 12 = 9
  • 108 ÷ 9 = 12
Difficulty
medium

Write the fact family for 70, 7, 77:

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Answer: 70 + 7 = 77; 7 + 70 = 77; 77 - 70 = 7; 77 - 7 = 70

SubType
fact-family
Facts
  • 70 + 7 = 77
  • 7 + 70 = 77
  • 77 - 70 = 7
  • 77 - 7 = 70
Difficulty
medium