Answer:
Mike ate 15 fewer purple skittles than orange skittles.
Explanation:
Number of orange skittles Mike ate on Saturday = 42
Number of red skittles Mike ate on Saturday = 35
Number of purple skittles Mike ate on Sunday = 27
Number of yellow skittles Mike ate on Sunday = 44
Now, Number of orange skittles - Number of purple skittles
= 42 - 27 = 15
Hence, Mike ate 15 fewer purple skittles than orange skittles.