medium Set 29 Form Exercise

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 8, 7, 15:

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

SubType
fact-family
Facts
  • 8 + 7 = 15
  • 7 + 8 = 15
  • 15 - 8 = 7
  • 15 - 7 = 8
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 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 9, 3, 12:

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

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

Write the fact family for 15, 2, 17:

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Answer: 15 + 2 = 17; 2 + 15 = 17; 17 - 15 = 2; 17 - 2 = 15

SubType
fact-family
Facts
  • 15 + 2 = 17
  • 2 + 15 = 17
  • 17 - 15 = 2
  • 17 - 2 = 15
Difficulty
normal