### How many days in 60 years?

In a single calendar year there are 365 days, but every four years a leap year occurs and one day is added to make 366 days for that year. To account for this extra day you must figure out how many times a leap year would occur in 60 years. 60 divided by 4 is 15, so there will be 15 extra days. To figure out how many days are in 60 years, first multiply…