Plus-minus Sign symbol

Official name

PLUS-MINUS SIGN

Unicode block

Latin-1 Supplement

Added in

Unicode 1.1

HTML

±

HTML hex

±

CSS content

\B1

JavaScript

\u{B1}

UTF-8 bytes

C2 B1

Keywords

plus-minus, mathematics, equation, science

Keyboard

Windows: hold Alt, type 0177 on the number pad

Categories

Maths

The Unicode standard defines this character, but your device’s fonts decide how it looks, so it may differ on other screens.