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3/4+4/5

 Jan 23, 2017
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3/4+4/5

 

\(\frac{3}{4}+\frac{4}{5}=\frac{3*5+4*4}{20}=\frac{31}{20}=1\frac{11}{20}\)

 

laugh  !

 Jan 23, 2017

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