Răspuns:
3152<3251
5072<5702
1425>1245
21473>2743
1405<1450
7303>7043
A1
B4
C6
D9
E12
422+357=779
15724+2942=18666
395743+2152584=2548327
147-95=52
621432-7258=614174
34713-171=34542
422×361=152342
20043×950=19040850
8561×598=5119478
2334:6=389
882315:105=8403
621798:62=10029
A 130
B 71800
C 31320