Mathematics is a subject in primary and secondary schools. China was called arithmetic in ancient times, and later it was called arithmetic. Mathematics was unified from September 65438 to September 0936. The contents of mathematics teaching in primary and secondary schools mainly include arithmetic, algebra, geometry, trigonometry, plane analytic geometry, calculus, statistics and probability. In order to meet the requirements of economic and social development in different periods and the changes of educational purposes and educational objects, it was changed.

Example:

They need extra help to keep up with the math class.

They need extra help to catch up with math class.

The history of logarithm is not just a math lesson.

The history of logarithm is not just a math class.

I like addition, so I like math class.

I like addition, so I like math class.

This is the second time that she fell asleep in math class.

This is the second time that she fell asleep in math class.

I'm going to have painting class, swimming class and math class.

I have art class, swimming class and math class.