medium Set 17 Form Exercise

Write the fact family for 19, 1, 20:

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Answer: 19 + 1 = 20; 1 + 19 = 20; 20 - 19 = 1; 20 - 1 = 19

SubType
fact-family
Facts
  • 19 + 1 = 20
  • 1 + 19 = 20
  • 20 - 19 = 1
  • 20 - 1 = 19
Difficulty
normal

Write the fact family for 6, 12, 18:

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Answer: 6 + 12 = 18; 12 + 6 = 18; 18 - 6 = 12; 18 - 12 = 6

SubType
fact-family
Facts
  • 6 + 12 = 18
  • 12 + 6 = 18
  • 18 - 6 = 12
  • 18 - 12 = 6
Difficulty
normal

Write the fact family for 3, 4, 7:

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Answer: 3 + 4 = 7; 4 + 3 = 7; 7 - 3 = 4; 7 - 4 = 3

SubType
fact-family
Facts
  • 3 + 4 = 7
  • 4 + 3 = 7
  • 7 - 3 = 4
  • 7 - 4 = 3
Difficulty
normal

Write the fact family for 4, 6, 10:

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Answer: 4 + 6 = 10; 6 + 4 = 10; 10 - 4 = 6; 10 - 6 = 4

SubType
fact-family
Facts
  • 4 + 6 = 10
  • 6 + 4 = 10
  • 10 - 4 = 6
  • 10 - 6 = 4
Difficulty
normal

Write the fact family for 3, 11, 14:

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Answer: 3 + 11 = 14; 11 + 3 = 14; 14 - 3 = 11; 14 - 11 = 3

SubType
fact-family
Facts
  • 3 + 11 = 14
  • 11 + 3 = 14
  • 14 - 3 = 11
  • 14 - 11 = 3
Difficulty
normal

Write the fact family for 14, 4, 18:

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Answer: 14 + 4 = 18; 4 + 14 = 18; 18 - 14 = 4; 18 - 4 = 14

SubType
fact-family
Facts
  • 14 + 4 = 18
  • 4 + 14 = 18
  • 18 - 14 = 4
  • 18 - 4 = 14
Difficulty
normal