Question

Afla suma resturilor înpartirii la 6 a numerelor cuprinse între 63 si 79

Answer 1

64:6=10 rest 4
65:6=10 rest 5
66:6=11
67:6=11 rest1
68:6=11 rest 2
69:6=11 rest 3
70:6=11 rest 4
71:6=11 rest 5
72:6=12
73:6=12 rest 1
74:6=12 rest 2
75:6=12 rest 3
76:6=12 rest 4
77:6=12 rest 5
78:6=13 rest 0
suma resturilor:
4+5+0+1+2+3+4+5+0+1+2+3+4+5+0+1+2+3+4+5+0=54