Leap year
via Garden Detective on 1969-12-31, 19:00:00
So you'll never have to grab a pencil and paper to calculate when leap year will fall, here's the formula: If you can evenly divide the year by 4, it's a leap year. (Century years have to be divisible by 400, but that won't apply again in our lifetimes so it's moot.). . .
reBlogged to
Posted by Jessica Damiano Reblogged by Old Roses to weather on 2008-02-29, 18:06:53
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