medium Set 25 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 6, 2, 8:

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Answer: 6 + 2 = 8; 2 + 6 = 8; 8 - 6 = 2; 8 - 2 = 6

SubType
fact-family
Facts
  • 6 + 2 = 8
  • 2 + 6 = 8
  • 8 - 6 = 2
  • 8 - 2 = 6
Difficulty
normal

Write the fact family for 2, 17, 19:

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Answer: 2 + 17 = 19; 17 + 2 = 19; 19 - 2 = 17; 19 - 17 = 2

SubType
fact-family
Facts
  • 2 + 17 = 19
  • 17 + 2 = 19
  • 19 - 2 = 17
  • 19 - 17 = 2
Difficulty
normal

Write the fact family for 9, 4, 13:

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Answer: 9 + 4 = 13; 4 + 9 = 13; 13 - 9 = 4; 13 - 4 = 9

SubType
fact-family
Facts
  • 9 + 4 = 13
  • 4 + 9 = 13
  • 13 - 9 = 4
  • 13 - 4 = 9
Difficulty
normal

Write the fact family for 6, 5, 11:

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Answer: 6 + 5 = 11; 5 + 6 = 11; 11 - 6 = 5; 11 - 5 = 6

SubType
fact-family
Facts
  • 6 + 5 = 11
  • 5 + 6 = 11
  • 11 - 6 = 5
  • 11 - 5 = 6
Difficulty
normal