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Math Symbols Glossary
A list of math symbols glossary used in mathematics.
Symbol  Meaning  Example  =  equals, totals, makes, is the same as  4=3+1  +  addition, plus, sum of, count on, makes, increase, add, combine, more, and, total, altogether  2+1=3    subtraction, difference, less, decrease, leaves, count back, minus, take away, how many left  43=1  ×  multiplication, groups of, double, lots of, repeated addition, pair, product, multiply, times  5×4=20  ÷  division, share, group, divide, split, divided by, divisible, share equally  8÷2=4  √  square root  √9=±3  ^{n}  power  4^{2}=16     ∠  angle  ∠ABC  ∆  triangle  ∆ABC     <  less than  2<5  ≤  less than, or equal to  5≤5  >  greater than  5>3  ≥  greater than, or equal to  6≥4  ≠  not equal to  3.5≠35  ≅  approximately equal to  2.9≅3     { }  denotes a set  {1,2,3,...}  ∈  is an element of  1∈{1,2,3}  ⊂  is a subset of  A⊂B  ⊃  includes the subset  B⊃A  ξ  universal set  A⊂ξ  ∅  empty set  { }  ∩  intersection  A∩B=∅  ∪  union  A∪B=ξ 
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