# Chapter 1 - Section 1.3 - Operations on Real Numbers and Order of Operations - Exercise Set: 99

b. and c.

#### Work Step by Step

We are given the number $-\frac{1}{7}$. a. $\frac{-1}{-7}=\frac{1}{7}$, since both the numerator and denominator are both negative, the resulting quotient is positive. This number is the opposite of $-\frac{1}{7}$ b. $\frac{-1}{7}=-\frac{1}{7}$ c. $\frac{1}{-7}=-\frac{1}{7}$ d. $\frac{1}{7}$ is the opposite of $-\frac{1}{7}$

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