This is the sum with which I'm having trouble:

8 ÷ 3 1/5 = ?

This is how I've tried to do it:

8/1 ÷ 16/5

Then I have found the reciprocal of 8/1:

1/8

Therefore,

1/8 X 16/5 =16/40the answer is not 16/40 but 2 1/2.

BUT

40/16 would be 2 1/2.

What do I need to do?

Thanks