4/5=0.8
3/25=3 : 25=0.12
30
25
=50
50
==
6/125 = 6:125 =0,048
7/500 = 7:500= 0,014
15/12 = 15:12 = 1,25
7/2 = 3,5
9/4= 9:4=2,25
9/20=9:20=0,45
13/40=13:40=0,325
21/35=21/35=0,6
Si la 4 ordinea e:
a)2,399 ; 2,9 ; 14,335 ; 14,35 ; 14,5
b)5/4=1.25 , 6/5= 1.2
=>ordinea e 6/5 ; 1,225 ; 5/4 ; 1,505 ; 1,52