50 : 8 = 6 reszta 2
50/8 = 6 i 2/8
19:2 = 9 reszta 1
19/2 = 9 i 1/2
21:4 = 5 reszta 1
21/4 = 5 i 1/4
35:7 = 5 reszta 0
35/7 = 5
65 : 10 = 6 reszta 5
65/10 = 6 i 5/10