Answer:
6/15 = 0.4
Explanation:
6/15 can be reduced to 2/5.
5 cant go into 2. so above the square root i put a decimal and add a zero after the 2. doing that the equation will then be
with a decimal above the square root. Now... 5 can go into 20 how many times? 4! so the answer will be 0.4.