Adding Fractions

The Problem :

Find, without a calculator, the sum

1/7 + 1/8 + 1/9 + 1/10 + 1/11 + 1/12 + 1/14 + 1/15 + 1/18 + 1/22 + 1/24 + 1/28 + 1/33

Hint:

Try to group the fractions so that they simplify easily, by considering their 'denominators' ...

Open the File as a Word Document

 

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Last modified: June 18, 2007