Respuesta :

2.5= 2 1/2

just do 10/20= .5 so 7.5

8.2= 8 2/10 which simplifies to 8 1/5

2.88=2 22/25

3/6=  7.5

3 1/4= 3.25

i couldn't see the other ones except for also 12

2.1= 2 1/10