expert Set 18 Form Exercise

Write the fact family for 2, 7, 9:

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Answer: 2 + 7 = 9; 7 + 2 = 9; 9 - 2 = 7; 9 - 7 = 2

SubType
fact-family
Facts
  • 2 + 7 = 9
  • 7 + 2 = 9
  • 9 - 2 = 7
  • 9 - 7 = 2
Difficulty
expert

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
expert

Write the fact family for 1, 6, 7:

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Answer: 1 + 6 = 7; 6 + 1 = 7; 7 - 1 = 6; 7 - 6 = 1

SubType
fact-family
Facts
  • 1 + 6 = 7
  • 6 + 1 = 7
  • 7 - 1 = 6
  • 7 - 6 = 1
Difficulty
expert

Write the fact family for 3, 6, 9:

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Answer: 3 + 6 = 9; 6 + 3 = 9; 9 - 3 = 6; 9 - 6 = 3

SubType
fact-family
Facts
  • 3 + 6 = 9
  • 6 + 3 = 9
  • 9 - 3 = 6
  • 9 - 6 = 3
Difficulty
expert

Write the fact family for 9, 4, 36:

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Answer: 9 × 4 = 36; 4 × 9 = 36; 36 ÷ 9 = 4; 36 ÷ 4 = 9

SubType
fact-family
Facts
  • 9 × 4 = 36
  • 4 × 9 = 36
  • 36 ÷ 9 = 4
  • 36 ÷ 4 = 9
Difficulty
expert

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
expert