👤

calculeaza d) {[(120+2×15):75+4]×10^2-40×5}:80

Răspuns :

{[(120+2×15):75+4]×10^2-40×5}:80 =

= {[(120+30):75 +4]×100-200}:80 =

= [(150:75+4)×100-200]:80 =

= [(2 + 4) × 100 - 200] :80 =

= (6 × 100 - 200) : 80 =

= (600 -200) : 80 =

= 400 : 80 =

= 5
Sper că te am ajutat!!
Vezi imaginea Oliver2006