用英语表达.1、八减三等于五.2、五加三等于八.1、八减三等于五.2、五加三等于八.3、五乘三等于十五.4、十五除三等于五.

Eight minus three is five.
Five plus three is eight.
Five multiply three is fifteen.
Fifteen divided by three is five.
一、加法
“加”用plus，and或add表示；“等于”用is，make，equal等词表示。
1 + 1 = ？可表示为：How much is one plus two?
1 + 2 = 3 可表示为：
One plus two is three.
One and two is equal to three.
One and two make(s) three.
One added to two equals three.
If we add one to / and to, we get three.
二、减法
“减”用minus或take from表示。
9 - 3 = ？可表示为：How much is nine minus three?
9 - 3 = 6 可表示为：
Nine minus three is six.
Take three from nine and the remainder is six.
Three (taken) from nine is six.
三、乘法
“乘”可用time（动词）或multiply表示。
2 × 3 = ？可表示为：How much is two times three?
2 × 3 = 6 可表示为：
Two times three is six.
Multiply two by three, we get six.
Two multipied by three makes six.
四、除法
“除”用divide的过去分词形式表示。
15 ÷ 3 = ？可表示为：How much is fifteen divided by three?
15 ÷ 3 = 5 可表示为：
Fifteen divided by three is five.
Fifteen divided by three equals / gives / makes five.

1.eight minus three is five
2.five and/plus three is eight
3.five times three is fifteen
4.fifteen divided by three is five

.

eight minus three is five .
five plus three is eight.
three multiplied by five is fifteen,
fifteen divided by three is five.

1、八减三等于五.
Eight minus three equals five.
2、五加三等于八.
Five plus three equals eight.
3、五乘以三等于十五.
Five multiplied by three is fifteen.
Five times three is fifteen.
4、十五除以三等于五.
Fifteen divided by three equals five.