Question

Efectuati
(-3 1 supra 5) : (-1 2 supra 3 + 0,4) *(-1 3 supra 16)

Answer 1

(-31/5):(12/3+0.4)*(-13/16)= (simplificam)

( -31/5 ) : ( 4/1 + 4/10 ) * (-13/16) =

(-31/5):(4/1+2/5)*(-13/16)=(amplificam)

(-31/5):(20/5+2/5)*(-13/16)=

(-31/5): 22/5 *(-13/16)=

(-31/5)*5/22*(-13/16)=

-31/22*(-13/16)= 403/352