expert Set 99 Form Exercise

Write the fact family for 10, 9, 90:

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Answer: 10 × 9 = 90; 9 × 10 = 90; 90 ÷ 10 = 9; 90 ÷ 9 = 10

SubType
fact-family
Facts
  • 10 × 9 = 90
  • 9 × 10 = 90
  • 90 ÷ 10 = 9
  • 90 ÷ 9 = 10
Difficulty
expert

Write the fact family for 5, 1, 6:

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Answer: 5 + 1 = 6; 1 + 5 = 6; 6 - 5 = 1; 6 - 1 = 5

SubType
fact-family
Facts
  • 5 + 1 = 6
  • 1 + 5 = 6
  • 6 - 5 = 1
  • 6 - 1 = 5
Difficulty
expert

Write the fact family for 6, 5, 30:

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

SubType
fact-family
Facts
  • 6 × 5 = 30
  • 5 × 6 = 30
  • 30 ÷ 6 = 5
  • 30 ÷ 5 = 6
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 8, 5, 40:

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Answer: 8 × 5 = 40; 5 × 8 = 40; 40 ÷ 8 = 5; 40 ÷ 5 = 8

SubType
fact-family
Facts
  • 8 × 5 = 40
  • 5 × 8 = 40
  • 40 ÷ 8 = 5
  • 40 ÷ 5 = 8
Difficulty
expert

Write the fact family for 3, 4, 12:

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

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