So i have an issue my multiplication will work perfectly with full numbers however when i try to use decimal numbers it crys and throws a temper tantrum here is the error log:

Input string was not in a correct format.

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code. 

Exception Details: System.FormatException: Input string was not in a correct format.

Source Error: 

```
Line 15:     protected void Button1_Click(object sender, EventArgs e)
Line 16:     { 
Line 17:         int p = Convert.ToInt32(HourlyWage.Text); 
Line 18:         int q = Convert.ToInt32(HoursPerWeek.Text); 
Line 19:         int t = p * q;

```

that is also the actual method of me multiplying the data, any help will be appreciated