**IMSUB Function in Excel:** Microsoft Excel is a powerful data visualization and analysis program used all around the world. It uses spreadsheets to **store**, **organize**, or **perform operations** with formulas and functions. If you want to get the difference between two complex numbers, you can use the IMSUB function.

In this tutorial, We will guide you to know the usage of **the IMSUB Function in Excel **with its syntax, description, and examples. Get an official version of **MS Excel** from the following link:

https://www.microsoft.com/en-in/microsoft-365/excel

## Description of **IMSUB Function**

**IMSUM**function returns the**difference between two complex numbers**.- The complex number is in the form of
**X+Yi**or**X+Yj**. - Where X and Y are real numbers, and i or j is an imaginary number.
**X**is a**real**part,**Yi**is an**imaginary**part.- The sample complex numbers are 2+3i and 4-2i.

**Syntax**

- Here, you will see the syntax of the
**IMSUB**function. - To apply this function on your spreadsheet, you must
**select a cell**and**enter the formula**in the following format. - Once you enter the formula,
**click**the**Enter**button to get the result.

**=IMSUB(inumber1, inumber2)**

**Argument Explanation:**

**Inumber 1 and Inumber 2**– Both are complex numbers.

**Note:**

1) The difference between two complex numbers is calculated as follows.

2) “( a+bi ) – ( c+di ) = ( a – c ) + ( b – d )i”

3) You can use a COMPLEX Function to convert real and imaginary coefficients to a complex number.

**Examples**

Let’s see an example to know how the IMSUB function works in the worksheet.

- Initially, you have to open your Excel workbook on your PC and launch the worksheet with data.
- For instance, we have given the input values in the range
**B3:C6**. And we will get the difference between given values using the IMSUB function.

- Then, you have to
**enter the formula**in the cell as shown below to get the result.

- After entering the formula, you need to
**click**the**Enter**button to get the output.

- Once you get the output for the first cell, then you can drag down the cell to the below to get the result of the remaining cells.

**Summary**

In this tutorial, we guided you to learn the usage of **the IMSUB Function in Excel **with its syntax, description, and examples. Kindly give your **feedback** in the comment section. To learn more about Excel functions, then visit our webpage, Aawexcel.com.

## Video Tutorial

The following video will show you how to apply the IMSUB function in the worksheet.

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- How to Use Excel FLOOR Function?
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Hi there, I’m **Sridhar** – an Excel enthusiast with over **10 years** of experience working with software. I’m passionate about using Excel to solve complex problems and streamline business processes. Over the years, I have helped businesses of all sizes to improve their **operations and save time and money**.

Aside from working with Excel, I also enjoy writing and sharing my knowledge with others. You’ll often find me contributing to the AAW Excel blog, where I provide tips, tricks, and tutorials that are easy to understand for readers of all skill levels.