Exceljet

Quick, clean, and to the point

Excel IMSUM Function

Excel IMSUM function
Summary 

The Excel IMSUM function returns the sum of two or more complex numbers. The complex numbers must be in the form x + yi or x + yj. Use the COMPLEX function to create a complex number from real and imaginary parts.

Purpose 
Get sum of complex numbers
Return value 
Sum of complex numbers as text
Syntax 
=IMSUM (inumber1, [inumber2], ...)
Arguments 
  • inumber1 - Complex number 1.
  • inumber2 - [optional] Complex number 2.
Version 
Usage notes 

Use the Excel IMSUM function to get the sum of two or more complex numbers in the form x + yi or x + yj. For example:

=IMSUM("1+2i",3) // returns "4+2i"
=IMSUM("3+4i","1+2i") // returns "4+6i"

In the example shown, the formula in D6, copied down, is:

=IMSUM(B6,C6)

Download 200+ Excel Shortcuts

Get over 200 Excel shortcuts for Windows and Mac in one handy PDF.