ex 4, vă rog frumos, dau coroană, urgent.

a) (36 : 9) + (18 × 9) = 4 + 162 = 166
b) (56 × 4) - (56 : 4) = 224 - 14 = 210
c) (101 × 4) + (303 : 3) = 404 + 101 = 505
d) (68 : 4) - (96 : 3) = 17 - 32 = -15
e) (37 × 5) + (480 : 4) = 185 + 120 = 305