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

Data Analysis

  • Understanding Pivot Tables in Excel
  • How to add Trendline to a chart in Excel
  • How to create dynamic reference table name in Excel
  • Calculate Conditional Percentile ‘IF’ in table in Excel
  • How to Create Column Chart in Excel

References

  • Convert text string to valid reference in Excel using Indirect function
  • Complete List of Excel Lookup and Reference Functions, References and Examples
  • INDEX function: Description, Usage, Syntax, Examples and Explanation
  • VLOOKUP function: Description, Usage, Syntax, Examples and Explanation
  • How to get address of named range in Excel

Data Validations

  • Excel Data validation date in specific year
  • Excel Data validation specific characters only
  • Excel Data validation unique values only
  • Excel Data validation with conditional list
  • Excel Data validation must begin with

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Your email address will not be published.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

  • OR function: Description, Usage, Syntax, Examples and Explanation
  • How to use Excel NOT Function
  • OR function Examples in Excel
  • FALSE function: Description, Usage, Syntax, Examples and Explanation
  • Check multiple cells are equal in Excel

Date Time

  • How to calculate working days left in month in Excel
  • Calculate expiration date in Excel
  • Get day name from date in Excel
  • Convert decimal hours to Excel time
  • NETWORKDAYS.INTL function: Description, Usage, Syntax, Examples and Explanation

Grouping

  • Map text to numbers in Excel
  • Map inputs to arbitrary values in Excel
  • Group numbers with VLOOKUP in Excel
  • Group numbers at uneven intervals in Excel
  • If cell contains one of many things in Excel

General

  • How to generate random date between two dates in Excel
  • How to generate random times at specific intervals in Excel
  • Find, Select, Replace and Go To Special in Excel
  • How to make excel worksheets print on one page?
  • Subtotal by invoice number in Excel
© 2026 xlsoffice . All Right Reserved. | Teal Smiles | Abbreviations And Their Meaning