Răspuns:
a) 503-127-205+189-64
380-205+189-64
175+189-64
364-64=300
21189+16347-20508
37536-20508=17028
b)185×25×36:15:20
166500:15:20
11100:20=555
895:5×36:9×29
179×39:9×29
6981:9×29
775×29=22475
d)[(609:3+72:3)×3-75×8]×2
[(203+24)×3-600]×2
[227×3-600]×2
[681-600]×2
81×2=162
3×[90:45+2×(69:13+10)]+105:3
3×[2+2×33]+35
3×68+35
204+35=239
Sper ca te-am ajutat
