Răspuns:
[(272×25-6700)×2000:200+(294 112×5×0)]:200=
[(6800-6700)×10+0]:200=
(100×10):200=
1000:200=
5
[(236×4+653×2)×50:75×(2225:89-825:55)]+1500:25=
[(944+1306)×50:75×(25-15)]+60=
(2250×50:75×10)+60=
(112 500:75×10)+60=
1500×10+60=
15000+60=
15060
(15006:6-2×263)-[1236+(63×67+254×3)]:9=
(2501-526)-[1236+(4221+762)]:9=
1975-(1236+4983):9=
1975-6219:9=
1975-691=
1284