How many days in 100 years?

There are 365 days in one year

Therefore, Days in 100 years = 365 * 100

= 36500 days.

In 100 years there will be 25 leap years meaning that there are 25 extra days.

So, the total number of days in 100 years = 36500 + 25

= 36525 days

Total number of days in 100 years is 36525 days