Chapter SR2, Problem 23P

Solution

To write the decimal $1.3$ as a percent.

  $130\%$

Given:

The decimal, $1.3$ .

Concept Used:

To convert a decimal into equivalent percent, rewrite the number as a fraction and make the denominator equal to 100. And then put the % sign with the numerator number.

Calculation:

In order to write the given decimal $1.3$ as a percent, rewrite the decimal number as a fraction and make the denominator equal to 100. And then put the % sign with the numerator number to get the required percent as shown below

  $\begin{array}{c}1.3=\frac{13}{10}\\ =\frac{13}{10}\cdot \frac{10}{10}\\ =\frac{130}{100}\\ =130\%\end{array}$

Thus, the given decimal as an equivalent percent is $130\%$ .