300
A solar year is 365 days, 5 hours, 48 minutes, and 45 1/2 seconds long. This is based on the amount of time it takes Earth to make one complete orbit around the sun. Today’s calendars have only 365 days in a year. So every four years, an extra day is added in February to make up for the extra hours and minutes in a solar year. This extra day is called a __________and occurs on_____________.
What is leap day on February 29th.