Question

20 supra3 -5 supra 9 -8 supra 3 = ????

Answer 1

[tex]^{3)} \frac{20}{3}- \frac{5}{9}-^{3)}\frac{8}{3}= \\ \frac{60}{9}- \frac{5}{9}- \frac{24}{9}=\boxed{\frac{31}{9}} [/tex]

Answer 2

$\frac{20}{3} - \frac{5}{9} - \frac{8}{3}$
Numitorul comun este 9.
$\frac{60}{9} - \frac{5}{9}- \frac{24}{9} = \frac{31}{9}$