medium Set 11 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 3, 15, 18:

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Answer: 3 + 15 = 18; 15 + 3 = 18; 18 - 3 = 15; 18 - 15 = 3

SubType
fact-family
Facts
  • 3 + 15 = 18
  • 15 + 3 = 18
  • 18 - 3 = 15
  • 18 - 15 = 3
Difficulty
normal

Write the fact family for 3, 13, 16:

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Answer: 3 + 13 = 16; 13 + 3 = 16; 16 - 3 = 13; 16 - 13 = 3

SubType
fact-family
Facts
  • 3 + 13 = 16
  • 13 + 3 = 16
  • 16 - 3 = 13
  • 16 - 13 = 3
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 4, 15, 19:

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Answer: 4 + 15 = 19; 15 + 4 = 19; 19 - 4 = 15; 19 - 15 = 4

SubType
fact-family
Facts
  • 4 + 15 = 19
  • 15 + 4 = 19
  • 19 - 4 = 15
  • 19 - 15 = 4
Difficulty
normal

Write the fact family for 5, 11, 16:

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Answer: 5 + 11 = 16; 11 + 5 = 16; 16 - 5 = 11; 16 - 11 = 5

SubType
fact-family
Facts
  • 5 + 11 = 16
  • 11 + 5 = 16
  • 16 - 5 = 11
  • 16 - 11 = 5
Difficulty
normal