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11 FACTS YOU DID
NOT KNOW ABOUT
Math   

Autoslide every
Fact #0
111,111,111
x
111,111,111
=
12,345,678,987,654,321.
If you have a pizza with radius Z and thickness A, its volume is =
Pi*Z*Z*A
1089
x
9
=
9801.
Ancient Babylonians did math in base 60 instead of base 10. That's why we have 60 seconds in a minute and 360 degrees in a circle.
Students who chew gum have better math test scores than those who do not, a study found.
2,520 is the smallest number that can be exactly divided by all the numbers 1 to 10.
123 - 45 - 67 + 89 = 100.
123 + 4 - 5 + 67 - 89 = 100.
123 - 4 - 5 - 6 - 7 + 8 - 9 = 100.
1 + 23 - 4 + 5 + 6 + 78 - 9 = 100.
There are 177,147 ways to tie a tie, according to mathematicians.
In 1900, all the world's mathematical knowledge could be written in about 80 books; today it would fill more than 100,000 books.
The birthday paradox says that in a group of just 23 people, there's a 50% chance that at least two will have the same birthday.
Newton invented/discovered calculus in about the same amount of time the average student learns it.
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