### Home > CC1 > Chapter 7 > Lesson 7.2.2 > Problem7-53

7-53.
1. Calculate each of the following products. Homework Help ✎

1. 7 ·

2. What do the products in parts (a) through (d) have in common?

When multiplying fractions together, the answer has a numerator equal to the product of the numerators and a denominator equal to the product of the denominators.

$\frac{3}{4}\cdot\frac{4}{3}= \frac{3 \cdot\ 4}{4 \cdot\ 3}$

$\frac{3 \cdot\ 4}{4 \cdot\ 3}= \frac{12}{12}$

$\frac{12}{12}=1$

1

$7=\frac{7}{1}$

Check the relationship between the products of the problems above.