Răspuns :
(20+2x90):10+2x4
(20+180):10+2x4
200:10+2x4
20+8=28
((72:(16-8)+91)):10
(72:8+91):10
(9+91):10
100:10=10
vezi ca (( inseamna paranteza patrata
(20+180):10+2x4
200:10+2x4
20+8=28
((72:(16-8)+91)):10
(72:8+91):10
(9+91):10
100:10=10
vezi ca (( inseamna paranteza patrata