medium Set 19 Form Exercise

Write the fact family for 1, 8, 9:

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

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

Write the fact family for 43, 6, 49:

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Answer: 43 + 6 = 49; 6 + 43 = 49; 49 - 43 = 6; 49 - 6 = 43

SubType
fact-family
Facts
  • 43 + 6 = 49
  • 6 + 43 = 49
  • 49 - 43 = 6
  • 49 - 6 = 43
Difficulty
normal

Write the fact family for 43, 7, 50:

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Answer: 43 + 7 = 50; 7 + 43 = 50; 50 - 43 = 7; 50 - 7 = 43

SubType
fact-family
Facts
  • 43 + 7 = 50
  • 7 + 43 = 50
  • 50 - 43 = 7
  • 50 - 7 = 43
Difficulty
normal

Write the fact family for 37, 13, 50:

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Answer: 37 + 13 = 50; 13 + 37 = 50; 50 - 37 = 13; 50 - 13 = 37

SubType
fact-family
Facts
  • 37 + 13 = 50
  • 13 + 37 = 50
  • 50 - 37 = 13
  • 50 - 13 = 37
Difficulty
normal

Write the fact family for 12, 36, 48:

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Answer: 12 + 36 = 48; 36 + 12 = 48; 48 - 12 = 36; 48 - 36 = 12

SubType
fact-family
Facts
  • 12 + 36 = 48
  • 36 + 12 = 48
  • 48 - 12 = 36
  • 48 - 36 = 12
Difficulty
normal

Write the fact family for 45, 4, 49:

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Answer: 45 + 4 = 49; 4 + 45 = 49; 49 - 45 = 4; 49 - 4 = 45

SubType
fact-family
Facts
  • 45 + 4 = 49
  • 4 + 45 = 49
  • 49 - 45 = 4
  • 49 - 4 = 45
Difficulty
normal