23 · 33 - [62 - (63 - 62) : 5] - 63 =
759 - (62 - [tex]\frac{1}{5}[/tex]) - 63 =
759 - [tex]\frac{309}{5}[/tex] - 63 =
[tex]\frac{3795-309-315}{5}=\frac{3171}{5}.[/tex]
sau
33 - [62 - (63 - 62) : 5] - 63 =
33 - (62 - [tex]\frac{1}{5}[/tex]) - 63 =
33 - [tex]\frac{309}{5}[/tex] - 63 =
[tex]\frac{165-309-315}{5}=-\frac{459}{5}.[/tex]
@robertinnifd