Question

How do you simplify `0.025 div 0.04`?

Answer 1

To begin with you may read this as `=0.025/0.040`
(the extra zero makes no difference)

Explanation:

Now multiply by `1` disguised as `1000/1000`

`=0.025/0.040xx1000/1000=25/40=(cancel5xx5)/(cancel5xx8)=5/8`