Oh heck, didn’t even open ‘em.
Enter in 180lb male, 90lb bicycle, a crapload of hills.
Ballpark guessing your height @ 5'-8", and averaging between 10 - 12 miles an hour, 62 years old, bare-bones bicycle (entry for weight of extra gear not included in calculator), it's showing approximately 470 calories burned per hour of continuous peddling.
(Entry for type and grades of terrain not included in calculator, either.)
Less than 10 mph calories burned drops considerably --- average of 7 mph = 277.calories burned.
