medium Set 45 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
normal

Write the fact family for 1, 2, 3:

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Answer: 1 + 2 = 3; 2 + 1 = 3; 3 - 1 = 2; 3 - 2 = 1

SubType
fact-family
Facts
  • 1 + 2 = 3
  • 2 + 1 = 3
  • 3 - 1 = 2
  • 3 - 2 = 1
Difficulty
normal

Write the fact family for 18, 1, 19:

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Answer: 18 + 1 = 19; 1 + 18 = 19; 19 - 18 = 1; 19 - 1 = 18

SubType
fact-family
Facts
  • 18 + 1 = 19
  • 1 + 18 = 19
  • 19 - 18 = 1
  • 19 - 1 = 18
Difficulty
normal

Write the fact family for 12, 4, 16:

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Answer: 12 + 4 = 16; 4 + 12 = 16; 16 - 12 = 4; 16 - 4 = 12

SubType
fact-family
Facts
  • 12 + 4 = 16
  • 4 + 12 = 16
  • 16 - 12 = 4
  • 16 - 4 = 12
Difficulty
normal

Write the fact family for 16, 3, 19:

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Answer: 16 + 3 = 19; 3 + 16 = 19; 19 - 16 = 3; 19 - 3 = 16

SubType
fact-family
Facts
  • 16 + 3 = 19
  • 3 + 16 = 19
  • 19 - 16 = 3
  • 19 - 3 = 16
Difficulty
normal

Write the fact family for 10, 4, 14:

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Answer: 10 + 4 = 14; 4 + 10 = 14; 14 - 10 = 4; 14 - 4 = 10

SubType
fact-family
Facts
  • 10 + 4 = 14
  • 4 + 10 = 14
  • 14 - 10 = 4
  • 14 - 4 = 10
Difficulty
normal