Answer:
1 3/4 miles farther
Explanation:
To answer this, subtract 3 3/4 from 5 2/4.
Since 3/4 is greater than 2/4, we must 'borrow' from the integer, 5:
5 2/4 = 4 6/4
Then subtract 3 3/4 from 4 6/4, obtaining 1 3/4.
Marcos ran 1 3/4 miles farther on Saturday than he did on Monday.