Math/plz show work or explain how to write it out

\(\frac{4}{5}+\frac{3}{4}\)

\(5*4=20\)

\(4*4=16\)

\(3*5=15\)

\(\frac{16}{20}+\frac{15}{20}=\frac{31}{20}=1.55\)

 

-hihihi

 

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