Math Symbols and Math Notation

Mathematics

Mathematical Symbols

An Overview

Related Resources

Here is a table of some of the most frequently used math symbols. Please feel free to send me any additions you would like to see added.

Symbol	What Is It?
+	Adding Sign. Often referred to as the 'plus' sign.
-	Subtracting Sign. Often referred to as the 'minus' sign.
x	Multiplication Sign. Often referred to as the 'times' sign.
÷	Division Sign.
=	Equal Sign.
\| \|	Absolute Value
¹	Not Equal to.
( )	Parenthesis.
[ ]	Square Brackets.
%	Percent Sign - Out of 100.
å	Big Sum Sign - Summation.
Ö	Square Root Sign.
<	Inequality sign. Less Than.
>	Inequality sign. Greater Than.
!	Factorial.
q	Theta.
p	Pi
»	Approximately.
^	Perpindicular.
Ð	Angle Sign.
!	Factorial Sign.
\	Therefore
¥	Infinity

Guide since 2002

Deb Russell
Mathematics Guide

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