Question

-9/16 + 5/8

Answer 1

\(\Large\dfrac{a}{b}+\dfrac{c}{d}=\dfrac{ad}{bd}+\dfrac{bc}{bd}\)

So \(\Large\dfrac{-9}{16}+\dfrac{5}{8}=\dfrac{-9*8}{16*8}+\dfrac{16*5}{16*8}=\dfrac{-72}{128}+\dfrac{80}{128}=\dfrac{-72+80}{128}\\\Large=\dfrac{8}{128}=\dfrac{1}{16}\)