@ellll-i (2)
1° → $- \frac{5}{2} ~(= -2,5)$;
2° → $-2$;
3° → $- \frac{4}{5} ~(= -0,8)$;
4° → $- \frac{2}{3} ~(= -0,(6))$;
5° → $+ \frac{1}{4} ~(= 0,25)$;
6° → $+ \frac{1}{2} ~(= 0,5)$;
7° → $+ \frac{3}{4} ~(= 0,75)$;
8° → $+1$;
9° → $+ \frac{8}{7} ~(= 1,142857143)$;
10° → $+ \frac{4}{3} ~(= 1,(3))$.
-5/2 = -2,50
-2,0
-4/5 = -0,80
-2/3 = -0,6(6)
1/4 = 0,25
1/2 = 0,50
3/4 = 0,75
1,0
8/7 = 1,142...
4/3 = 1,3(3)