Add data in column

Hi, is there a way to add the miles in the last column "miles driven" automatically

https://form.jotform.com/brainvyne/mileage-log

Thanks!

You can perform a calculation inside of the Input Table (Matrix) field. 

How to Perform Form Calculation in the Matrix Field?

You can also perform a calculation with Form Calculation widget and with conditional logic. 

How to Perform Form Calculation Using a Widget

How to Insert Text or Calculation into a Field Using Conditional Logic