Answer:he rode 4 2/48 miles farther while biking.
Explanation:
Logan ran 3 5/12 miles on Friday. Converting 3 5/12 miles to improper fraction, it becomes 41/12 miles.
He ran 2 3/8 miles on Saturday. Converting 2 3/8 miles to improper fraction, it becomes 19/8 miles.
Total distance covered while running is
41/12 + 19/8 = 278/48
He rode his bike 9 5/6 miles on Sunday. Converting 9 5/6 to improper fraction, it becomes 59/6 miles.
The difference between the distance covered while riding the bike and while running is
59/6 - 278/48 = 194/48 miles
Converting to mixed fraction, it becomes
4 2/48 miles