How does Excel calculate addition, subtraction, multiplication and division?

The specific operation is as follows:

1. First open the document we need to calculate.

2. Take the following figure as an example, enter = in C3, and click the cell to be added, as shown in the figure.

3. Click Enter to get the result of 25. The same is true for subtraction, just change "+"to "-".

4. If multiplication is required, enter = in the required cell, and take this figure as an example =A2*A3.

5. Click Enter to get the result of 182, and division is the same. Just change "*" to "/".