expert Set 15 Form Exercise

Write the fact family for 7, 2, 9:

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

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

Write the fact family for 4, 2, 8:

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Answer: 4 × 2 = 8; 2 × 4 = 8; 8 ÷ 4 = 2; 8 ÷ 2 = 4

SubType
fact-family
Facts
  • 4 × 2 = 8
  • 2 × 4 = 8
  • 8 ÷ 4 = 2
  • 8 ÷ 2 = 4
Difficulty
expert

Write the fact family for 5, 5, 10:

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Answer: 5 + 5 = 10; 5 + 5 = 10; 10 - 5 = 5; 10 - 5 = 5

SubType
fact-family
Facts
  • 5 + 5 = 10
  • 5 + 5 = 10
  • 10 - 5 = 5
  • 10 - 5 = 5
Difficulty
expert

Write the fact family for 5, 3, 15:

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Answer: 5 × 3 = 15; 3 × 5 = 15; 15 ÷ 5 = 3; 15 ÷ 3 = 5

SubType
fact-family
Facts
  • 5 × 3 = 15
  • 3 × 5 = 15
  • 15 ÷ 5 = 3
  • 15 ÷ 3 = 5
Difficulty
expert

Write the fact family for 7, 4, 28:

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Answer: 7 × 4 = 28; 4 × 7 = 28; 28 ÷ 7 = 4; 28 ÷ 4 = 7

SubType
fact-family
Facts
  • 7 × 4 = 28
  • 4 × 7 = 28
  • 28 ÷ 7 = 4
  • 28 ÷ 4 = 7
Difficulty
expert