加、减、乘、除的英文如下：
1、加：用and、plus、added to 等词表示。
2＋4＝6可译为：
Two and four is six.
Two plus four is equal to six.
Two added to four equals six.
2、减：用minus、taken from、subtracted from等表示。
8－3=可译为：
Eight minus three is five.
Three taken from eight leaves five.
Three subtracted from eight leaves five.
3、乘：用multiply by、multiplied by、time等表示。
3 × 5 = 15可译为：
Multiply three by five is (gives)fifteen.
Three multiplied by five is fifteen .Multiply three by five , you get fifteen.
Three times five is (makes, will be , equals, is equal to ) fifteen.
4、除：用divided by、divide into、into等表示。
24 ÷ 8 = 3可译为：
Twenty-four divided by eight is equal to three.
Eight into twenty-four goes three times.
Divide eight into twenty-four , and you get three.
简单数学等式的英语表达
大于＞：is greater than
大于等于（不小于）≥：is more than or equal to / is no less than
小于＜：is less than
小于等于（不大于）≤：is less than or equal to / is no more than
不等于≠：is not equal to
等于＝：equals
例句：
1、12+36=48：Twelve plus thirty-six is forty-eight.
2、10-4=6: Ten minus four is six. / Ten minus four equals four.
3、5×5=25：Five times five is twenty-five.
4、20÷4=5：Twenty divided by four is five.
5、5>1：Five is greater than one.
6、7+4≥10: Seven plus four is equal to or greater than ten.
7、1≤8：One is less than or equal to eight. / One is no more than eight.
8、1≠0：One is not equal to zero.