Because the time that the earth takes to orbit around the sun is (approx) 365 AND A QUARTER days. This means that every four years, we need to catch up by one day.
2012 is a leap year. Leap years fall once every four years to keep our calendar years in sync with the seasons.
A leap yar occurs every four years. The exception is years ending in -00, where only the ones with the first two figures divisible by four is a leap year. E.g. 2000 is, but 1900 is not a leap year.
They're between four years' worth of holidays... a leap year occurs every four years.
No, 1943 is not a leap year. Leap years occur every four years, but the year 1943 is not evenly divisible by 4.
every four years
Every four years as always!
every four years
24.25% of all years are leap years. They are usually every four years except at the end of most centuries.
No. Leap Years are always even-numbered, because they are always a multiple of four. Since no odd number is a multiple of four, there are no odd-numbered years that are leap years. Since 1959 is an odd number, it cannot be a leap year.
Leap year happens every four years. Leap year day is February 29.
Leap year usually occurs every four years.
A leap year occurs every four years.