Formulae on Calendar, Time and Clock


Every year divisible by 4 is a leap year, if it is not a century.

The year which is not a leap year is called an ordinary years. An ordinary year has 365 days.

Every 4th century is a leap year and no other century is a leap year, hence 400 years would have an extra day.

More Formulae are available as a part of the SMART Subscription

Preparation Tip for You!
Read the Tips? Now why don't you try solving a few questions in the Practice Lounge

Practice Questions Now

Sign Up to see Formulae for Calendar, Time and Clock