新GRE数学考试常见标点符号英文对照：

. period

， comma

： colon

; semicolon

! exclamation

question mark

- hyphen

’ apostrophe

_ dash

‘’ single quotation marks

“”　double quotation marks

( ) parenthesis

[ ] square brackets

... ellipsis

~ swung dash

§ section; division

→ arrow

+ plus

- minus

± plus or minus

× is multiplied by

÷ is divided by

= is equal to

≠ is not equal to