Answer:

Explanation:
1. Write the initial expression.

2. Rewrite the expression.
When multiplying fractions, we can always just multiply all the numerators together and the denominators aswell, like this:

3. Simplify.
We could divide both the numerator and denominator by 4 to fully simplify this answer:

Since the numerator (7) is a prime number, this fraction cannot be further simplified.
4. Final answer.
