medium Set 90 Form Exercise

Write the fact family for 3, 5, 15:

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Answer: 3 × 5 = 15; 5 × 3 = 15; 15 ÷ 3 = 5; 15 ÷ 5 = 3

SubType
fact-family
Facts
  • 3 × 5 = 15
  • 5 × 3 = 15
  • 15 ÷ 3 = 5
  • 15 ÷ 5 = 3
Difficulty
medium

Write the fact family for 5, 6, 30:

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Answer: 5 × 6 = 30; 6 × 5 = 30; 30 ÷ 5 = 6; 30 ÷ 6 = 5

SubType
fact-family
Facts
  • 5 × 6 = 30
  • 6 × 5 = 30
  • 30 ÷ 5 = 6
  • 30 ÷ 6 = 5
Difficulty
medium

Write the fact family for 8, 1, 9:

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Answer: 8 + 1 = 9; 1 + 8 = 9; 9 - 8 = 1; 9 - 1 = 8

SubType
fact-family
Facts
  • 8 + 1 = 9
  • 1 + 8 = 9
  • 9 - 8 = 1
  • 9 - 1 = 8
Difficulty
medium

Write the fact family for 7, 10, 70:

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Answer: 7 × 10 = 70; 10 × 7 = 70; 70 ÷ 7 = 10; 70 ÷ 10 = 7

SubType
fact-family
Facts
  • 7 × 10 = 70
  • 10 × 7 = 70
  • 70 ÷ 7 = 10
  • 70 ÷ 10 = 7
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 2, 2, 4:

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Answer: 2 + 2 = 4; 2 + 2 = 4; 4 - 2 = 2; 4 - 2 = 2

SubType
fact-family
Facts
  • 2 + 2 = 4
  • 2 + 2 = 4
  • 4 - 2 = 2
  • 4 - 2 = 2
Difficulty
medium