Create a Calculator application using Web Form with the following functions:
1. Add
2. Minus
3. Multiply
4. Divide
Each of the above has to be a Web Service by itself.
Your solution explorer should look like the one below.
Create the Web Services for the calculator functions. Your calculator application should look like the one below. In addition, you should ensure that all validations are in place:
1. Both textboxes cannot be empty before calculation
2. Nothing can be divided by 0