Respuesta :

2/9=0.223
21%=0.21
4.3x10-2=41
-3/5=-0.6
0.023
 arrange these in ascending order and you have
-3/5=-0.6
21%=0.21
0.023
2/9=0.223
4.3x10-2=41

so in ascending order they are
-3/5, 21%, 0.023, 2/9, 4.3x10-2

hope this helps :)