Răspuns :
57x73=4161
90x91=8190
87x60=5220
14x2=28
68x26=1768
32x48=1536
79x80=6320
30x49=1470
25x57=1425
46x35=1610
85x70=5950
39x53=2067
16x29=464
90x91=8190
87x60=5220
14x2=28
68x26=1768
32x48=1536
79x80=6320
30x49=1470
25x57=1425
46x35=1610
85x70=5950
39x53=2067
16x29=464