IB Math Studies I
Sunday, September 12, 2010
This past friday...
We learned that any repeating decimal is a fraction...
Just like Williams posted yesterday, Here is an exmaple;
x= .67676767...
100x= 67.676767...
100x - x= 67.676767... - .67676767...
100x - x= 67
99x=67
x= 67/99
(Fridays example problem)
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