How to use excel function sum

Excel SUM function is used to calculate the sum of numbers. The syntax is as follows: SUM(number1, [number2], ..., [numbern]). Usage includes: selecting a range of numbers, selecting the SUM function in the Formulas tab, entering a range of cells, and pressing Enter to get the result. For example, the formula to sum A1:A10 is: =SUM(A1:A10).

Excel Function Sum: Syntax and Usage Guide

In Excel, the Sum function is used to calculate ranges Or the sum of all numbers in the array.

Syntax:

SUM(number1, [number2], ..., [numbern])

Where:

• number1: The first number or range of numbers to be summed.
• number2-numbern: Optional additional number or number range to be summed.

Usage:

1. Select the range of cells to be summed. Make sure the range includes all numbers that need to be summed.
2. Click the Formulas tab.
3. Select the SUM function from the function library.
4. Enter the cell range as a parameter to the function. Enter a number or use a cell reference. For example, to sum the numbers in cells A1 through A10, enter: =SUM(A1:A10)
5. Press Enter. Excel will display the summation results.

Example:

Suppose you have a column of cells containing sales data, as follows:

Cell	Value
A1	100
A2	200
A3	300
A4	400

To calculate the sum of the numbers in these cells, use the following formula:

=SUM(A1:A4)

Excel will return the result 1000, which is the sum of the numbers in these cells.

Tip:

• You can use the wildcard character (*) to refer to all cells that meet a specific condition. For example, =SUM(A:A) will sum all the numbers in column A.
• You can also use the sum function on arrays. For example, =SUM({1,2,3,4,5}) will return 15.
• The summation function ignores empty cells and text values.

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