To simplify the expression $\frac{y^5}{y^3}$, you can use the quotient rule of exponents, which states:

$\frac{a^m}{a^n} = a^{m-n}$

Applying this to your expression:

$\frac{y^5}{y^3} = y^{5-3} = y^2$

So, the simplified expression is:

$y^2$

Would you like further details on this topic or have any questions?

Here are 5 related questions:

1. How would you simplify $\frac{y^7}{y^4}$?
2. What is the value of $\frac{x^5}{x^2}$ when $x = 2$?
3. How do you simplify $\frac{y^6}{y^6}$?
4. Can you apply the quotient rule to simplify $\frac{2y^5}{4y^3}$?
5. What is the general rule for dividing powers with the same base?

Tip: Always subtract the exponent in the denominator from the exponent in the numerator when simplifying expressions of the same base.