小学数学常用英语词汇http://s2/bmiddle/4bc8b734gb276a51279e1&690

自然数       natural number

整数         integer

偶数         even number

奇数         odd number

合数         composite number

质数         prime number

倍数         multiple

公倍数       common multiple

最小公倍数   least common multiple

因数         divisor

公因数       common divisor

最大公因数   greatest common divisor

分数         fraction

小数         decimal

倒数         reciprocal

平均数       mean

加          ＋    plus / and

减          －    minus / take away

乘          ×    (is) multiplied by / times

除          ÷    (is ) divided by

整除              divided evenly

等于        ＝    is equal to / equals 

约等于      ≈    is approximately equal to

小于        ＜    is less than

小于或等于  ≤    is less than or equal to

大于        ＞    is more (greater) than

大于或等于  ≥    is more (greater) than or equal to

百分之      %     percent

正数        positive number

负数        negative number

阶乘         factorial

等式        equation

半径        radius

直径        diameter

阴影        shadow

速度        speed

平均分成3份

(be) divided into three parts evenly (equally)

写出100以内能被2、3、5整除的所有的数

Write down all the numbers which are less than a hundred and can be divided by two, three and five.

找出1到100之间所有比4的倍数大1，比5的倍数小2的质数。

Find out all prime numbers between one and one hundred which are one greater than four’s multiples and two less than five’s multiples.

一件上衣50元，打7折后售价是（    ）元.

A coat is charged fifty Yuan. How much is it if a thirty percent discount is given.