Question

-0,81*(-5/9):(1,53:1,5-1,2)

Answer 1

$-0,81*(- frac{5}{9} ):(1,53:1,5-1,2)=-2,5 \ \ 1)1,53:1,5=1,02 \ \ 2)1,02-1,2=-0,18 \ \ 3)-0,81*(- frac{5}{9})= frac{81}{100}* frac{5}{9}= frac{9}{20} \ \ 4) frac{9}{20}:(-0,18)= frac{9}{20}: (-frac{9}{50} )= frac{9}{20}*(- frac{50}{9} )=- frac{5}{2}=-2,5$