Google Sheets IMSUM Function: Syntax, Examples & Tips

The IMSUM function adds complex numbers in the form of "a+bi" together, returning their sum as a complex number.
Google Sheets
IMSUM(value1, [value2, ...])

One free generation or explanation per browser, shared across Excel and Google Sheets. Account usage limits apply afterward.

On this page
  1. Parameters
  2. What is an IMSUM?
  3. A Practical Example
  4. IMSUM Formula
  5. Result of the Formula
  6. Why Use IMSUM?
  7. Key Takeaways:
  8. Example use case

Parameters

value1:
The first complex number or range of complex numbers that you want to add together.

value2:
Additional complex numbers or ranges of complex numbers that you want to add to value1. You can include multiple value2 parameters.

What is an IMSUM?

The IMSUM function in Google Sheets is a specialized tool used to calculate the sum of complex numbers. Complex numbers are numbers that have both a real part and an imaginary part, typically expressed in the form a + bi, where "a" is the real part and "b" is the imaginary part. The IMSUM function allows users to easily add multiple complex numbers together, making it particularly useful in fields such as engineering, physics, and advanced mathematics.

In simpler terms, IMSUM helps you to quickly sum up complex numbers without needing to manually separate the real and imaginary parts.

A Practical Example

Imagine you are working on a project that involves complex number calculations, and you have the following complex numbers:

Complex Numbers Table:

Complex Number
3 + 4i
1 + 2i
5 + 6i

You want to find the total sum of these complex numbers.

IMSUM Formula

To achieve this, you would use the IMSUM function as follows:

Google Sheets
=IMSUM(A2:A4)

In this formula:

  • A2:A4 is the range containing the complex numbers you want to sum.

Result of the Formula

When you apply the IMSUM formula to the Complex Numbers Table, the output would look like this:

Total Sum
9 + 12i

This result indicates that the sum of the complex numbers 3 + 4i, 1 + 2i, and 5 + 6i is 9 + 12i.

Why Use IMSUM?

IMSUM is beneficial because it simplifies the process of summing complex numbers. It eliminates the need for manual calculations and allows for quick and accurate results. This function is particularly useful for professionals and students who frequently work with complex numbers in their calculations.

Key Takeaways:

  • IMSUM: A Google Sheets function that sums complex numbers.
  • Efficiency: Allows for quick calculations without manual separation of real and imaginary parts.
  • Applications: Ideal for engineering, physics, and any field that requires complex number calculations.

IMSUM is an essential function for anyone working with complex numbers in Google Sheets, providing a powerful way to enhance mathematical analysis and problem-solving capabilities.

Happy calculating!

Example use case

You have a table with sales data for multiple products across different regions. By using the IMSUM formula, you can quickly calculate the total sales for a specific product by summing the sales figures from various regions, streamlining financial analysis.

Need more help with Google Sheets formulas?

Sign up for Better Analyst and get unlimited AI-powered formula generation, explanations, and advanced data analysis.

Explore all Google Sheets formulas

Browse our complete library of Google Sheets formula guides

Compare your options

Decide with evidence, not a sales pitch.

Open a neutral research prompt in the AI tool you already use. Compare capabilities, limitations, and fit before you choose.

  1. 01ChatGPTOpen a balanced comparison prompt in ChatGPT.
  2. 02ClaudeOpen the same research prompt in Claude.
  3. 03PerplexityResearch the comparison with linked web sources.

AI answers can be incomplete. Check source links, current pricing, and product documentation before deciding.