Type in the average time in minutes you think it takes you to drive a mile (if you don’t know you could use the government statistics, which say the average time it takes to drive a mile on urban roads is around 3 minutes, and about 1.5 minutes on rural roads)
Type in the number of miles it says you have driven on your payslip. If your payslip only tells you the amount you were paid for mileage, divide that number by the amount the company pays you per mile.
This means the total amount of time you spent driving in the period was
Type in the total time your payslip says your appointments took
Based on the information you have entered above, the total amount of time you should have been paid for once travel time is included is:
Enter your gross pay for the period (before tax, NI and any other deductions) and add on any additional payments for travel time that were made, possibly described as ‘Supplement’ or ‘Travel top ups’ on your payslip (do NOT including anything you were paid for mileage or fuel allowances here).
The information you've give above suggests the actual hourly rate you were paid, with travel time included, is £