bonsoir
47/3 = 1 + 44/3
15 < 47/3 < 16
130/11 = 11 /11 + 119/11 = 1 + 119/11
11 < 130/11 < 12
- 23/7 = - 7/7 - 16/7 = - 1 - 16/7
- 4 < - 23/7 < - 2
continue