Skip to content
Free Excel Tutorials
  • Home
  • Excel For Beginners
  • Excel Intermediate
  • Advanced Excel For Experts

Data Analysis

  • How to create dynamic reference table name in Excel
  • Example of COUNTIFS with variable table column in Excel
  • Move chart to a separate worksheet in Excel
  • How to Create One and Two Variable Data Tables in Excel
  • How to create a Histogram in Excel

References

  • How to get address of first cell in range in Excel
  • Merge tables with VLOOKUP in Excel
  • Vlookup Examples in Excel
  • Complete List of Excel Lookup and Reference Functions, References and Examples
  • Count unique text values with criteria

Data Validations

  • Excel Data validation don’t exceed total
  • Excel Data validation number multiple 100
  • Excel Data validation exists in list
  • Excel Data validation specific characters only
  • Excel Data validation must contain specific text

IMSUM function: Description, Usage, Syntax, Examples and Explanation

by

What is IMSUM function in Excel?

IMSUM function is one of Engineering functions in Microsoft Excel that returns the sum of two or more complex numbers in x + yi or x + yj text format.

Syntax of IMSUM function

IMSUM(inumber1, [inumber2], …)

The IMSUM function syntax has the following arguments:

  • Inumber1, [inumber2], …    Inumber1 is required, subsequent numbers are not. 1 to 255 complex numbers to add.

IMSUM formula explanation

  • Use COMPLEX to convert real and imaginary coefficients into a complex number.
  • The sum of two complex numbers is:Equation

Example of IMSUM function

Steps to follow:

1. Open a new Excel worksheet.

2. Copy data in the following table below and paste it in cell A1

Note: For formulas to show results, select them, press F2 key on your keyboard and then press Enter.

You can adjust the column widths to see all the data, if  need be.

Formula Description Result
=IMSUM(“3+4i”,”5-3i”) Sum of two complex numbers 8+i

Post navigation

Previous Post:

How to generate random date between two dates in Excel

Leave a Reply Cancel reply

Your email address will not be published. Required fields are marked *

Learn Basic Excel

Ribbon
Workbook
Worksheets
Format Cells
Find & Select
Sort & Filter
Templates
Print
Share
Protect
Keyboard Shortcuts

Categories

  • Charts
  • Data Analysis
  • Data Validation
  • Excel Functions
    • Cube Functions
    • Database Functions
    • Date and Time Functions
    • Engineering Functions
    • Financial Functions
    • Information Functions
    • Logical Functions
    • Lookup and Reference Functions
    • Math and Trig Functions
    • Statistical Functions
    • Text Functions
    • Web Functions
  • Excel VBA
  • Excel Video Tutorials
  • Formatting
  • Grouping
  • Others

Logical Functions

  • IF function: Description, Usage, Syntax, Examples and Explanation
  • Invoice status with nested if in Excel
  • How to use Excel OR Function
  • How to use Excel NOT Function
  • SWITCH function example in Excel

Date Time

  • How to calculate working days left in month in Excel
  • Get days, months, and years between dates in Excel
  • Calculate retirement date in Excel
  • DATEVALUE function: Description, Usage, Syntax, Examples and Explanation
  • How to get same date next month or previous month in Excel

Grouping

  • Group numbers with VLOOKUP in Excel
  • Running count group by n size in Excel
  • How to randomly assign people to groups in Excel
  • Map inputs to arbitrary values in Excel
  • Map text to numbers in Excel

General

  • How to create dynamic named range with INDEX in Excel
  • Convert column number to letter in Excel
  • How to create dynamic worksheet reference in Excel
  • 44 Practical Excel IF function Examples
  • How to count total number of cells in a rectangular range in Excel
© 2026 xlsoffice . All Right Reserved. | Teal Smiles | Abbreviations And Their Meaning