You will create a very simple two numbers calculator with save options; here is the specifications for the application. Create a form divided vertically in two halves with right and left panels

1- In the left panel you will create the following control, the label or the value of the control will be in "" and the type of the control will in []

a- "First Number" [textbox]
b- "Second number" [texbox]
c- "Result" [textbox] - read only
d- "+" [push button] "-" [push button] "/" [push button] "*" [push button]
f- "Save" [push button] "Display" [push button]

2- Operations

The user will enter two numbers in the "First Number" and the "Second Number", then press the "+" for addition, "-" for subtraction, "*" multiplication and "/" the result will be displayed in the result [textbox], if the user clicked "[save]" then the operation can be displayed in the right panel when the user press [Display]

Please note that the user can save up to 10 operations. Add "clear" [push button] on the right panel to clear the content, make sure that you trap all the errors and set the focus to the appropriate control after the error occurred

- Make sure that the result contains the operations, I should see in the right panel something like this 1+1=2 1*2=2 and so on.