以下是AEIS数学常用符号英语表达方式总结资料。AEIS数学考试需要大家在备考的时候对各类符号及其英文表达方式都有所了解，才能准确的理解AEIS考试题目的含义。
+ plus ;positive
- minus ;negative
× 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 o
( ) 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, is to
∷ equals, as(proportion)
∥ parallel to
⊥ perpendicular to, at right angles with
∠ angle
∟ right angle
o degree
′ minute
″ second
⊙ circle
A?B arc AB
e the base of natural logarithms,approx.2.71828
x! factorial x, x(x-1)(x-2)---1
lognx log x to the base n
π pi
lnx log x to the base e(natural logarithm)
lgx log x to the base 10(common logarithm)
|x| the absolute value of x
2017年新加坡留学AEIS已圆满落幕!想要了解AEIS试卷、新加坡加拿大国际学校以及新加坡三育中小学报名等信息的学生和家长，可以直接在线进行一对一咨询哦!
