Asked by Umar Developer Newbie • October 9, 2026 • 👁️ 2 Views Open

How to Calculate Sum in Excel?

How to Calculate Sum in Excel? Learn how to add numbers in Microsoft Excel using the SUM formula, AutoSum shortcut, and step-by-step examples. Discover how to total rows, columns, and selected cell ranges, use SUMIF and SUMIFS for conditional calculations, and troubleshoot common formula errors.

1 Answer

Umar Developer

October 9, 2026 · 6:04 pm

The SUM function is a built-in Excel formula that adds numbers, cell references, or ranges of cells. It is commonly used for calculating total expenses, sales, marks, inventory, monthly budgets, and other numerical data.
Basic syntax:
=SUM(number1, [number2], ...)
Number1: The first number, cell reference, or range to add.
Number2: An optional additional number, cell reference, or range.

How to Calculate Sum in Excel?

1 Answer