## Prealgebra (7th Edition)

$10/7$
To write the ratio of $2 \frac{2}{3}$ to $1\frac{13}{15}$ as a fraction in simplest form, first convert these mixed numbers to fractions: $\frac{8}{3}$ and $\frac{28}{15}$. Then,multiply the numerator by the reciprocal of the denominator. $\frac{8}{3}$, $\frac{28}{15}$. Then, cancel out common factors. The first is 4 and the second is 3. $\frac{2}{1}$, $\frac{5}{7}$. Next, simplify. You end up with $10/7$