Hours and Minutes Calculator, ( Hours Calculator ) With this time clev calculator you can perform the addition and subtraction operations between hours and minutes, it also allows you to multiply and divide those hours and minutes with integer numbers, for example: 1 hour and 36 minutes x 3 = 4 hours 48 minutes 2 hours and 15 minutes + 30 minutes * 2 = 5 hours 30 minutes 33 minutes / 2 + 1 hour and 56 minutes = 2 hours 12 minutes Supports operations up to 99.999 hrs You have 6 memory banks t