Final answer:
The answer to 5 3/4 - 2 1/2 is 13/4.
Step-by-step explanation:
To find the difference between 5 3/4 and 2 1/2, you need to convert the mixed numbers to improper fractions.
5 3/4 can be written as 23/4 because there are 4 quarters in a whole and 5 wholes, while 2 1/2 can be written as 5/2 because there are 2 halves in a whole and 1 half.
Now, subtract the fractions: 23/4 - 5/2 = (23/4) - (10/4) = 13/4.
Therefore, the answer to 5 3/4 - 2 1/2 is 13/4.