Chapter R2, Problem 5PE

For Exercises 5-10, show that each number is a rational number by finding a ratio of two integers equal to the given number. (See Example 1.) 5. -10

Example 1

Identifying Rational Numbers Show that each number is a rational number by finding two integers whose ratio equals the given number.

a. $\frac{-4}{7}$

b. 8

c. $0.\bar{6}$

d. 0.87