5. Solve and show your work:

To solve the expression , we multiply the numerators together and the denominators together:

So, we have:

Next, simplify by dividing both the numerator and the denominator by their greatest common divisor, which is 3:

Thus, the final answer is:

Now, let’s dive into some fun facts! Did you know that the concept of fractions dates back to ancient civilizations like the Egyptians and Babylonians? They used fractions as early as 1800 BC for trade and measurements, showcasing how math has been essential to human progress for millennia!

For bricklayers, carpenters, or anyone in construction, understanding how to work with fractions is a daily necessity. You need to add, subtract, or multiply fractions for accurate measurements. A smallmistake in calculation can lead to significant errors in projects, so practicing these skills is not just academic—it’s practical and crucial!