1, when riding a bicycle, the number of meters that the bicycle walks with the pedal. We can measure the radius of the wheel, and then use the circumference formula of the circle to find out.

2. Area calculation. Own housing area, park area, playground activity area and so on.

3. Calculation of salary. Financial revenue and expenditure, daily consumption management and so on.

4. Calculation of mathematical addition, subtraction, multiplication and division. For example, the sale of goods, the calculation of dates, and the calculation of time.

5, family life cost calculation, after learning mathematics, will be involuntarily used in life. The overall planning method is often used, such as the arrangement of a series of things in the process of cooking, which are all learned in mathematical science.

Famous sayings related to mathematics:

Everything counts. Pythagoras

Geometry can't be king. -Euclid

Mathematics is the language that God uses to write the universe. Galileo

The above contents refer to Baidu Encyclopedia-Mathematics.