expert Set 89 Form Exercise

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
expert

Write the fact family for 2, 3, 6:

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Answer: 2 × 3 = 6; 3 × 2 = 6; 6 ÷ 2 = 3; 6 ÷ 3 = 2

SubType
fact-family
Facts
  • 2 × 3 = 6
  • 3 × 2 = 6
  • 6 ÷ 2 = 3
  • 6 ÷ 3 = 2
Difficulty
expert

Write the fact family for 3, 10, 30:

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Answer: 3 × 10 = 30; 10 × 3 = 30; 30 ÷ 3 = 10; 30 ÷ 10 = 3

SubType
fact-family
Facts
  • 3 × 10 = 30
  • 10 × 3 = 30
  • 30 ÷ 3 = 10
  • 30 ÷ 10 = 3
Difficulty
expert

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
expert

Write the fact family for 7, 2, 14:

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Answer: 7 × 2 = 14; 2 × 7 = 14; 14 ÷ 7 = 2; 14 ÷ 2 = 7

SubType
fact-family
Facts
  • 7 × 2 = 14
  • 2 × 7 = 14
  • 14 ÷ 7 = 2
  • 14 ÷ 2 = 7
Difficulty
expert