reguli : deimpartit = cat * impartitor + rest ; restul e mai mic decat impartitor
acum dam exemple
9 : 8 = 1 rest 1
18 : 8 = 2 rest 2
27 : 8 = 3 rest 3
36 : 8 = 4 rest 4
45 : 8 = 5 rest 5
54 : 8 = 6 rest 6
63 : 8 = 7 rest 7
9 + 18 + 27 + 36 + 45 + 54 + 63 =252 ( cred )