SIGN function

This article describes the formula syntax and usage of the SIGNfunction in Microsoft Excel.

Description

Determines the sign of a number. Returns 1 if the number is positive, zero (0) if the number is 0, and -1 if the number is negative.

Syntax

SIGN(number)

The SIGN function syntax has the following arguments:

  • Number    Required. Any real number.

Example

The example may be easier to understand if you copy it to a blank worksheet.

How do I copy an example?

  1. Select the example in this article.

    Important   Do not select the row or column headers.

    selecting an example from help

    Selecting an example from Help

  2. Press CTRL+C.

  3. In Excel, create a blank workbook or worksheet.

  4. In the worksheet, select cell A1, and press CTRL+V.

    Important   For the example to work properly, you must paste it into cell A1 of the worksheet.

  5. To switch between viewing the results and viewing the formulas that return the results, press CTRL+` (grave accent), or on the Formulas tab, in the Formula Auditing group, click the Show Formulas button.

After you copy the example to a blank worksheet, you can adapt it to suit your needs.

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Formula

Description (Result)

=SIGN(10)

Sign of a positive number (1)

=SIGN(4-4)

Sign of zero (0)

=SIGN(-0.00001)

Sign of a negative number (-1)

Applies To: Excel 2010, Excel Starter, Excel Online, SharePoint Online



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