其中大多数可能都是不言自明的，比如加法、减法、乘法和除法。

Most of these are probably self-explanatory, like addition, subtraction, multiplication and division.

youdao

孩子们已经开始学习乘法和除法了。

The children are already learning to multiply and divide.

《牛津词典》

这里实际上是乘法和除法引起了那个问题。

It's really the multiplication and in this case, division that the problem arises.

youdao

It's really the multiplication and in this case, division that the problem arises. Yeah?

这里实际上是乘法和，除法引起了那个问题，请说？

哈佛公开课 - 计算机科学课程节选

Just as in grade school when you're doing division and multiplication, you do it from left to right in terms of order of operations.

正像是在小学你做除法和乘法的时候,你毫不含糊地从左到右,按顺序做运算。

哈佛公开课 - 计算机科学课程节选