Respuesta :

Answer:

0.72  ; 0.799   ; 0.8   ; 0.9

Step-by-step explanation:

4/5 = 0.8

9/10 = 0.9

Ascending order:

0.72  ; 0.799   ; 0.8   ; 0.9

First compare the tenth places. If tenth places are same, compare hundredth places

0.72, 0.799, 4/5 and 9/10