gre数学备考常用表达公式

　　gre数学考试越来越难，由于难度系数增加如何备考gre数学也是考生关注的问题之一了，但是相对于我们国内考生来说并没有多大威胁，虽然gre数学部分是我们的强项，但为了让新gre数学考试优势最大化，一些基本的数学常用表达公式需要掌握。

　　1.is equal to; is the same as =

　　the result is; yields; gives

　　2.the sum of x and y; the total of x and y;

　　x added to y; x increased by y; 　　　x+y

　　x more then y; x greater than y

　　3.x minus y; x less y;

　　the difference of x and y; x take away y;

　　from x subtract y x decreased by y; 　　x-y

　　x diminished by y; y is subtracted from x;

　　y less than x

　　4.　x multiplied by y;

　　the product of x and y; xy

　　5. divided by y;

　　the quotient of x and y;　　　　 x y，

　　y divided into x

　　6.　A and B are factors of C;

　　A and B are divisors of C;

　　C is divisible by A and by B; 　A B=C

　　C is a multiple of A and of B;

　　A divides C and B divides C;

　　7. the ratio of a to b 　　　　　a：b，