a)128 134: 4= 32,034
279 271: 9= 31,030 (r. 1)
b)315 088: 7= 45,012 (r. 5)
425 036: 6= 75,339 (r. 3)
c)210 564: 25= 8, 442 (r. 5)
4 500: 18= 250
d)6 340: 24= 264 (r. 1)
904 308: 44= 20, 552 (r. 4)
e)14 070: 77= 182 (r. 7)
36 140: 40= 903 (r. 5)
f)250 100: 30= 8, 336 (r. 6)
180 200: 420= 429 (r. 0)
g)3 891: 389= 10 (r. 0)
12 112: 12= 1, 009 (r. 3)