medium Set 78 Form Exercise

Write the fact family for 11, 4, 15:

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Answer: 11 + 4 = 15; 4 + 11 = 15; 15 - 11 = 4; 15 - 4 = 11

SubType
fact-family
Facts
  • 11 + 4 = 15
  • 4 + 11 = 15
  • 15 - 11 = 4
  • 15 - 4 = 11
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 2, 10, 12:

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Answer: 2 + 10 = 12; 10 + 2 = 12; 12 - 2 = 10; 12 - 10 = 2

SubType
fact-family
Facts
  • 2 + 10 = 12
  • 10 + 2 = 12
  • 12 - 2 = 10
  • 12 - 10 = 2
Difficulty
normal

Write the fact family for 12, 1, 13:

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Answer: 12 + 1 = 13; 1 + 12 = 13; 13 - 12 = 1; 13 - 1 = 12

SubType
fact-family
Facts
  • 12 + 1 = 13
  • 1 + 12 = 13
  • 13 - 12 = 1
  • 13 - 1 = 12
Difficulty
normal

Write the fact family for 5, 3, 8:

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Answer: 5 + 3 = 8; 3 + 5 = 8; 8 - 5 = 3; 8 - 3 = 5

SubType
fact-family
Facts
  • 5 + 3 = 8
  • 3 + 5 = 8
  • 8 - 5 = 3
  • 8 - 3 = 5
Difficulty
normal

Write the fact family for 8, 6, 14:

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Answer: 8 + 6 = 14; 6 + 8 = 14; 14 - 8 = 6; 14 - 6 = 8

SubType
fact-family
Facts
  • 8 + 6 = 14
  • 6 + 8 = 14
  • 14 - 8 = 6
  • 14 - 6 = 8
Difficulty
normal