Răspuns :
3248-628:4+903= (302-149):9+189= (825+125-742):2x6=
3248-628:4+903=
(302-149):9+189=
(825+125-742):2x6=
903-(184x4+152:2)+171:9=
1000-200:100-(719-705):2=
(445+45-332)x16x0=
1000:100x36:9=
(10+20+30+40)x10-(10+20+30+40):10= 0