Math & Trig
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=SIGN()
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.
Applies To:
Excel for Microsoft 365Excel for Microsoft 365 for MacExcel 2024Excel 2024 for MacExcel 2021Excel 2021 for MacExcel 2019Excel 2016
=SIGN(number)
Hover argument names in the table for details.
Output typeNumber
Popularity15 / 100
VolatileNo
Dynamic ArrayNo
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◧ Arguments
| Argument | Type | Required | Description |
|---|---|---|---|
number |
Number | Required | Any real number. |
▣ Examples
Sign of a positive number.
=SIGN(10)
Result:
1
Sign of the result of 4 minus 4 (zero).
=SIGN(4-4)
Result:
0
Sign of a negative number.
=SIGN(-0.00001)
Result:
-1
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