## Thinking Mathematically (6th Edition)

$\dfrac{3}{2}$
Cancel the common factors, 2 and 3, to find: $\require{cancel} (-\frac{\cancel{2}}{\cancel{3}})(-\frac{\cancel{9}3}{\cancel{4}2})$ Multiply the numerators together and the denominators together to obtain: $=\dfrac{-1(3)}{-1(2)} \\=\dfrac{3}{2}$