Question

Write the decimal as a fraction or mixed number.

-0.85

Short answer

$\mathbf{-}\frac{\mathbf{17}}{\mathbf{20}}$ is the fraction number of decimal $\mathbf{-}\mathbf{0}\mathbf{.}\mathbf{85}$.

Step-by-step solution

Step 1. Given information

Consider, the decimal $-0.85$ provided in question

Step 2. Calculation 

To evaluate fraction number of decimal $-0.85$, it is needed to remove the decimal as 5 is in at hundredth place and reduce the obtained fraction

Therefore, the fraction number obtained as

$\begin{array}{c}-0.85=-\frac{85}{100}\\ =-\frac{17}{20}\end{array}$

Hence,

$-\frac{17}{20}$ is the fraction number of decimal $-0.85$.