medium Set 65 Form Exercise

Write the fact family for 7, 1, 8:

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Answer: 7 + 1 = 8; 1 + 7 = 8; 8 - 7 = 1; 8 - 1 = 7

SubType
fact-family
Facts
  • 7 + 1 = 8
  • 1 + 7 = 8
  • 8 - 7 = 1
  • 8 - 1 = 7
Difficulty
normal

Write the fact family for 3, 12, 15:

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Answer: 3 + 12 = 15; 12 + 3 = 15; 15 - 3 = 12; 15 - 12 = 3

SubType
fact-family
Facts
  • 3 + 12 = 15
  • 12 + 3 = 15
  • 15 - 3 = 12
  • 15 - 12 = 3
Difficulty
normal

Write the fact family for 15, 4, 19:

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Answer: 15 + 4 = 19; 4 + 15 = 19; 19 - 15 = 4; 19 - 4 = 15

SubType
fact-family
Facts
  • 15 + 4 = 19
  • 4 + 15 = 19
  • 19 - 15 = 4
  • 19 - 4 = 15
Difficulty
normal

Write the fact family for 18, 2, 20:

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Answer: 18 + 2 = 20; 2 + 18 = 20; 20 - 18 = 2; 20 - 2 = 18

SubType
fact-family
Facts
  • 18 + 2 = 20
  • 2 + 18 = 20
  • 20 - 18 = 2
  • 20 - 2 = 18
Difficulty
normal

Write the fact family for 13, 7, 20:

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

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

Write the fact family for 4, 2, 6:

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Answer: 4 + 2 = 6; 2 + 4 = 6; 6 - 4 = 2; 6 - 2 = 4

SubType
fact-family
Facts
  • 4 + 2 = 6
  • 2 + 4 = 6
  • 6 - 4 = 2
  • 6 - 2 = 4
Difficulty
normal