Răspuns:
a)7/2=7:2=3,5
9/2=9:2=4,5
9/20=9:20=0,45
b)4/5=4:5=0,8
3/4=3:4=0,75
9/25=9:25=0,36
Explicație pas cu pas:
a
7/2=7×5/10=3,5
9/2=45/10=4,5
9/20=45/100=0,45
b
4/5=4×2/10=8/10=0,8
3/4=3×25/100=75/100=0,75
9/25=9×4/100=36/100=0,36
