Let's solve the expression:

\[
\sqrt{\frac{81}{9}} - 7
\]

### Step 1: Simplify the square root
\[
\frac{81}{9} = 9
\]
Thus, we have:
\[
\sqrt{9} = 3
\]

### Step 2: Subtract 7 from 3
\[
3 - 7 = -4
\]

So, the result is \(-4\).

Would you like more details or have any questions? Here are some related questions to explore:

1. What is the square root of a fraction like \(\sqrt{\frac{25}{4}}\)?
2. How do you simplify more complex square roots?
3. Can the square root of a negative number be simplified?
4. What are the properties of square roots in general?
5. How does the square root function behave on a graph?

**Tip**: Always simplify fractions and square roots before proceeding with other operations.

Learn how to simplify the square root of a fraction, such as 81/9, and subtract a number from the result. This problem involves simplifying square roots and performing basic arithmetic. Suitable for students in Grades 6-8.

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