medium Set 90 Form Exercise

Write the fact family for 5, 4, 20:

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Answer: 5 × 4 = 20; 4 × 5 = 20; 20 ÷ 5 = 4; 20 ÷ 4 = 5

SubType
fact-family
Facts
  • 5 × 4 = 20
  • 4 × 5 = 20
  • 20 ÷ 5 = 4
  • 20 ÷ 4 = 5
Difficulty
medium

Write the fact family for 8, 8, 64:

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Answer: 8 × 8 = 64; 8 × 8 = 64; 64 ÷ 8 = 8; 64 ÷ 8 = 8

SubType
fact-family
Facts
  • 8 × 8 = 64
  • 8 × 8 = 64
  • 64 ÷ 8 = 8
  • 64 ÷ 8 = 8
Difficulty
medium

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
medium

Write the fact family for 3, 4, 7:

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Answer: 3 + 4 = 7; 4 + 3 = 7; 7 - 3 = 4; 7 - 4 = 3

SubType
fact-family
Facts
  • 3 + 4 = 7
  • 4 + 3 = 7
  • 7 - 3 = 4
  • 7 - 4 = 3
Difficulty
medium

Write the fact family for 6, 3, 18:

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Answer: 6 × 3 = 18; 3 × 6 = 18; 18 ÷ 6 = 3; 18 ÷ 3 = 6

SubType
fact-family
Facts
  • 6 × 3 = 18
  • 3 × 6 = 18
  • 18 ÷ 6 = 3
  • 18 ÷ 3 = 6
Difficulty
medium

Write the fact family for 9, 1, 10:

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Answer: 9 + 1 = 10; 1 + 9 = 10; 10 - 9 = 1; 10 - 1 = 9

SubType
fact-family
Facts
  • 9 + 1 = 10
  • 1 + 9 = 10
  • 10 - 9 = 1
  • 10 - 1 = 9
Difficulty
medium