Answer:
17/30 more
Step-by-step explanation:
To find out how much more Maria spent than Juan, we subtract the amount Juan spent from the amount Maria spent.
amount Maria spent = 9/10
amount Juan spent = 2/6
the difference is

to perform the above subtraction, we find the common denominators of the fractions. The common denominator is 60.



We reduce the above fraction by dividing both the numerator and the denominator by 2

Hence our final answer is 17/30.
Thus we conclude that Maria spent 17/30 more than Juan.