Hanukkah

Plus minus symbol ±

U+00B1

Symbol Meaning

The plus minus sign is used to indicate the interval. From three to seven, you can write as: 5 ± 2. On the keyboard type Alt + 0177. The number 0177 is entered on the numeric block with Num Lock on.

Also, the solidworks plus minus symbol can be used for: indicate the observational error; spread of values of any parameters.

In a conversation between people the plus minus symbol indicates the inaccuracy of anything.

The symbol “Plus minus symbol” is included in the “Latin-1 punctuation and symbols” subblock of the “Latin-1 Supplement” block and was approved as part of Unicode version 1.1 in 1993.

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Synonyms

+-.

Unicode Name	Plus minus symbol
Unicode Number
Entity	±
Plane	0: Basic Multilingual Plane
Unicode Block	Latin-1 Supplement
Unicode Subblock	Latin-1 punctuation and symbols
Unicode Version	1.1 (1993)
Alt Code	Alt 241(English Keyboard Layout)

Type of paired mirror bracket (bidi)	None
Composition Exclusion	No
Case change	00B1
Simple case change	00B1
Math	+
Grapheme_Base	+
scripts	Common
Pattern_Syntax	+

Encoding	hex	dec (bytes)	dec	binary
UTF-8	C2 B1	194 177	49841	11000010 10110001
UTF-16BE	00 B1	0 177	177	00000000 10110001
UTF-16LE	B1 00	177 0	45312	10110001 00000000
UTF-32BE	00 00 00 B1	0 0 0 177	177	00000000 00000000 00000000 10110001
UTF-32LE	B1 00 00 00	177 0 0 0	2969567232	10110001 00000000 00000000 00000000