Complex Numbers Subtraction Calculation

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Subtracting Complex Numbers


  • Formula
  • = (A+Bi) and (C+Di)
  • = (A-C)+(B-D)i
  •  
  • Example:
  • (-2 + 4i) + (3 - 1)
  • subtracting -2 and -3 to get -5,
  • then 4i and -(-1) to get 4i + 1 = 5i.
  • This makes our answer
  • = -5 + 5i.

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