±

Plus-Minus Sign ±

Plus or minus, used for tolerances and the quadratic formula.

U+00B1 · PLUS-MINUS SIGN

How to type ±

Windows Alt codeAlt + 241 · Alt + 0177Hold Alt and type the number on the numeric keypad.
Word (Windows)00B1 → Alt + XType the code, then press Alt + X.
MacShift + Option + =U.S. keyboard layout.
iPhone / AndroidCopy it from this page and paste. Most phone keyboards do not have it.

± Unicode and HTML codes

Unicode namePLUS-MINUS SIGN
Code pointU+00B1
Unicode blockLatin-1 Supplement
HTML entity±
HTML numeric±
CSScontent: "\00B1";
JavaScript"\u00B1"
Python"\u00B1" · "\N{PLUS-MINUS SIGN}"
UTF-8 bytesC2 B1

Related symbols: Math

×Multiplication Sign
÷Division Sign
≠Not Equal To
≈Almost Equal To
≡Identical To
≤Less-Than or Equal To
≥Greater-Than or Equal To
∞Infinity
√Square Root
∑Summation
∫Integral
∂Partial Differential
∆Increment (Delta)
∇Nabla
∈Element Of
∉Not an Element Of
⊂Subset Of
∪Union
∩Intersection
∧Logical And
∨Logical Or
¬Not Sign
∀For All
∃There Exists

FAQ

How do I type ± on Windows?

Hold Alt and type 241 · 0177 on the numeric keypad. In Word you can also type 00B1 and press Alt+X.

How do I type ± on a Mac?

Press Shift + Option + = on the U.S. keyboard layout.

What is the HTML code for ±?

± or ±. In CSS use content: "\00B1".

The exact look of a symbol depends on the font and device.