There are 24 hours in a day. She spends 9 hours at her job.
9
-------
24
Now put this fraction on 100. You do the butterfly method for this process.
9
------ ---------
24 100
9×100= 900
900÷24= 37.5
So your fraction on 100 is: 37.5
---------
100
You change the fraction into a percentage. 37.5%
If you have to round it, then it would be 38%.
Hope this helps!
