To simplify the fraction \( \frac{48}{60} \), you can divide both the numerator and the denominator by their greatest common divisor (GCD).
The GCD of 48 and 60 is 12.
Now, divide both the numerator and the denominator by 12:
\[ \frac{48 \div 12}{60 \div 12} = \frac{4}{5} \]
So, \( \frac{48}{60} \) is equivalent to \( \frac{4}{5} \).