medium Set 14 Form Exercise

Write the fact family for 15, 5, 20:

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Answer: 15 + 5 = 20; 5 + 15 = 20; 20 - 15 = 5; 20 - 5 = 15

SubType
fact-family
Facts
  • 15 + 5 = 20
  • 5 + 15 = 20
  • 20 - 15 = 5
  • 20 - 5 = 15
Difficulty
normal

Write the fact family for 17, 3, 20:

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Answer: 17 + 3 = 20; 3 + 17 = 20; 20 - 17 = 3; 20 - 3 = 17

SubType
fact-family
Facts
  • 17 + 3 = 20
  • 3 + 17 = 20
  • 20 - 17 = 3
  • 20 - 3 = 17
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 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 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

Write the fact family for 7, 8, 15:

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Answer: 7 + 8 = 15; 8 + 7 = 15; 15 - 7 = 8; 15 - 8 = 7

SubType
fact-family
Facts
  • 7 + 8 = 15
  • 8 + 7 = 15
  • 15 - 7 = 8
  • 15 - 8 = 7
Difficulty
normal