Is 48/100 closer to 1 or 1/2 or 0

1/2 is because

1/2 is 50/100 simplified!

1/2 and 48/100 are larger than 0 so 0 automatically cancels out!

To check weather it is close to 1 or 1/2 or 0

you have to,

divide 48 with 100 = 48/100 = 0.48

when you got your decimal then u can easily say that it is closer to 0.5 or 1/2