+ plus
- minus
multiplied by ;times
divided by
= equals
approximately equals
not equal to
less than
greater than
equal to or less than
equal to or greater than
round brackets ;parentheses
square brackets
{ }braces
is a member of the set
is a subset of
∽ similar to
≌ congruent to
denotes an operation
therefore
∵ because
∶ ratio sign, divided by
上一篇： 想要GRE数学考试题上手快就要多练习
下一篇： GRE数学中容易混淆的词汇