medium Set 77 Form Exercise

Write the fact family for 7, 13, 20:

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Answer: 7 + 13 = 20; 13 + 7 = 20; 20 - 7 = 13; 20 - 13 = 7

SubType
fact-family
Facts
  • 7 + 13 = 20
  • 13 + 7 = 20
  • 20 - 7 = 13
  • 20 - 13 = 7
Difficulty
normal

Write the fact family for 9, 5, 14:

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Answer: 9 + 5 = 14; 5 + 9 = 14; 14 - 9 = 5; 14 - 5 = 9

SubType
fact-family
Facts
  • 9 + 5 = 14
  • 5 + 9 = 14
  • 14 - 9 = 5
  • 14 - 5 = 9
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 3, 9, 12:

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Answer: 3 + 9 = 12; 9 + 3 = 12; 12 - 3 = 9; 12 - 9 = 3

SubType
fact-family
Facts
  • 3 + 9 = 12
  • 9 + 3 = 12
  • 12 - 3 = 9
  • 12 - 9 = 3
Difficulty
normal

Write the fact family for 1, 17, 18:

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Answer: 1 + 17 = 18; 17 + 1 = 18; 18 - 1 = 17; 18 - 17 = 1

SubType
fact-family
Facts
  • 1 + 17 = 18
  • 17 + 1 = 18
  • 18 - 1 = 17
  • 18 - 17 = 1
Difficulty
normal

Write the fact family for 17, 1, 18:

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Answer: 17 + 1 = 18; 1 + 17 = 18; 18 - 17 = 1; 18 - 1 = 17

SubType
fact-family
Facts
  • 17 + 1 = 18
  • 1 + 17 = 18
  • 18 - 17 = 1
  • 18 - 1 = 17
Difficulty
normal