medium Set 38 Form Exercise

Write the fact family for 3, 16, 19:

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Answer: 3 + 16 = 19; 16 + 3 = 19; 19 - 3 = 16; 19 - 16 = 3

SubType
fact-family
Facts
  • 3 + 16 = 19
  • 16 + 3 = 19
  • 19 - 3 = 16
  • 19 - 16 = 3
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 1, 7, 8:

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

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

Write the fact family for 13, 1, 14:

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Answer: 13 + 1 = 14; 1 + 13 = 14; 14 - 13 = 1; 14 - 1 = 13

SubType
fact-family
Facts
  • 13 + 1 = 14
  • 1 + 13 = 14
  • 14 - 13 = 1
  • 14 - 1 = 13
Difficulty
normal

Write the fact family for 9, 9, 18:

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Answer: 9 + 9 = 18; 9 + 9 = 18; 18 - 9 = 9; 18 - 9 = 9

SubType
fact-family
Facts
  • 9 + 9 = 18
  • 9 + 9 = 18
  • 18 - 9 = 9
  • 18 - 9 = 9
Difficulty
normal

Write the fact family for 8, 1, 9:

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Answer: 8 + 1 = 9; 1 + 8 = 9; 9 - 8 = 1; 9 - 1 = 8

SubType
fact-family
Facts
  • 8 + 1 = 9
  • 1 + 8 = 9
  • 9 - 8 = 1
  • 9 - 1 = 8
Difficulty
normal