expert Set 91 Form Exercise

Write the fact family for 10, 8, 80:

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Answer: 10 × 8 = 80; 8 × 10 = 80; 80 ÷ 10 = 8; 80 ÷ 8 = 10

SubType
fact-family
Facts
  • 10 × 8 = 80
  • 8 × 10 = 80
  • 80 ÷ 10 = 8
  • 80 ÷ 8 = 10
Difficulty
expert

Write the fact family for 7, 8, 56:

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Answer: 7 × 8 = 56; 8 × 7 = 56; 56 ÷ 7 = 8; 56 ÷ 8 = 7

SubType
fact-family
Facts
  • 7 × 8 = 56
  • 8 × 7 = 56
  • 56 ÷ 7 = 8
  • 56 ÷ 8 = 7
Difficulty
expert

Write the fact family for 8, 2, 10:

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

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

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
expert

Write the fact family for 6, 4, 24:

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Answer: 6 × 4 = 24; 4 × 6 = 24; 24 ÷ 6 = 4; 24 ÷ 4 = 6

SubType
fact-family
Facts
  • 6 × 4 = 24
  • 4 × 6 = 24
  • 24 ÷ 6 = 4
  • 24 ÷ 4 = 6
Difficulty
expert

Write the fact family for 9, 9, 81:

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Answer: 9 × 9 = 81; 9 × 9 = 81; 81 ÷ 9 = 9; 81 ÷ 9 = 9

SubType
fact-family
Facts
  • 9 × 9 = 81
  • 9 × 9 = 81
  • 81 ÷ 9 = 9
  • 81 ÷ 9 = 9
Difficulty
expert