medium Set 49 Form Exercise

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

Write the fact family for 9, 5, 14:

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Answer: 9 + 5 = 14; 5 + 9 = 14; 14 - 9 = 5; 14 - 5 = 9

SubType
fact-family
Facts
  • 9 + 5 = 14
  • 5 + 9 = 14
  • 14 - 9 = 5
  • 14 - 5 = 9
Difficulty
normal

Write the fact family for 14, 5, 19:

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Answer: 14 + 5 = 19; 5 + 14 = 19; 19 - 14 = 5; 19 - 5 = 14

SubType
fact-family
Facts
  • 14 + 5 = 19
  • 5 + 14 = 19
  • 19 - 14 = 5
  • 19 - 5 = 14
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 13, 6, 19:

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Answer: 13 + 6 = 19; 6 + 13 = 19; 19 - 13 = 6; 19 - 6 = 13

SubType
fact-family
Facts
  • 13 + 6 = 19
  • 6 + 13 = 19
  • 19 - 13 = 6
  • 19 - 6 = 13
Difficulty
normal

Write the fact family for 18, 1, 19:

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Answer: 18 + 1 = 19; 1 + 18 = 19; 19 - 18 = 1; 19 - 1 = 18

SubType
fact-family
Facts
  • 18 + 1 = 19
  • 1 + 18 = 19
  • 19 - 18 = 1
  • 19 - 1 = 18
Difficulty
normal