- The use of two short parallel lines to represent equality, =, was first proposed in 1557 by Robert Recorde (1510 - 1558), Royal Court Physician
- " May I have a large container of coffee?" If you count the number of letters in each of these words it gives you the first few digits of pi.(3.1415926...)
- The largest known prime number is 13, 395.
- Rene Descartes formulated Coordinate Geometry when he was looking up at a fly walking across a tiled ceiling.
- A jiffy is actually a unit of time. It is 1/100 of a second.
- If you add up the numbers from 1 to 100 (1 + 2 + 3 +...100) the sum is 5050.
- A deck of 52 cards has 2,598,960 five-card hands possible.
- In the first million or so digits of pi, the greatest sum of 7 consecutive digits is 44. This uses the 772nd to 778 digits of pi (...9999998...)
- If Rudolph ( the one with the red nose) has to be in front, then there are 40,320 ways to arrange the remaining reindeer.(can you name the other reindeers? How about all the different arrangements?)
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