∞SymbolsSymbolsLatin-1 SupplementReviewed 2026-08-08

PLUS-MINUS SIGN

Plus-minus sign, used for tolerance ranges and two-signed results.

U+00B1 · 15.1.0 · Common script

About this character

The plus-minus sign expresses an uncertain or paired value, such as a measurement tolerance or the two roots of an equation.

Copy formats

FormatValueAction
UTF-8C2 B1
UTF-1600B1
HTML± / ±
CSS\0000B1
JavaScript\u00b1
Python\u00b1
URL%C2%B1

Character

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