Answer:
18/15 or 3 3/5
Explanation:
4/1 - 2/5
first we have to make sure the denominators end up the same so instead of 4/1 - 2/5 its
20/5 - 2/5
you subtract the numerators to get 18/5, and if you want to simplify that into a mixed number it would be 3 and 3/5