What is Plus-Minus Sign (U+00B1)?

Plus-Minus Sign is the Unicode character U+00B1 (decimal 177). It belongs to the Math Symbol category in the block. HTML entity: ±

What is Plus Sign (U+002B)?

Plus Sign is the Unicode character U+002B (decimal 43). It belongs to the Math Symbol category in the block. HTML entity: +

What is Hyphen-Minus (U+002D)?

Hyphen-Minus is the Unicode character U+002D (decimal 45). It belongs to the Dash Punctuation category in the block. HTML entity: -

Plus-Minus Sign vs Plus + Hyphen

Compare the Unicode plus-minus sign (±) with the ASCII approximation '+/-' -- a single typographic symbol vs a multi-character sequence used in science and engineering.

Plus-Minus Sign

U+00B1

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Plus Sign

U+002B

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Hyphen-Minus

U+002D

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Detailed Comparison

Property	Plus-Minus Sign	Plus Sign	Hyphen-Minus
Character	±	+	-
Code Point	U+00B1	U+002B	U+002D
Decimal	177	43	45
Unicode Name	PLUS-MINUS SIGN	PLUS SIGN	HYPHEN-MINUS
Category	Math Symbol	Math Symbol	Dash Punctuation
Block
HTML	±	+	-
Details	View →	View →	View →