Example 6.13 from Prealgebra, 6.1 Understand Percent

Understand Percent: example 6.13

An article in a medical journal claimed that approximately $\frac{1}{3}$ of American adults are obese. Convert the fraction $\frac{1}{3}$ to a percent.

Work it out on paper first. Then open the solution one step at a time, and stop as soon as you can finish on your own.

Solution

$\frac{1}{3}$

Change to a decimal.

Write as a repeating decimal. $0.333 \dots$

Write as a percent. $33 \frac{1}{3} %$

We could also write the percent as $33 . \overline{3} %$ .

Your turn

The book's Try It right after this example: same idea, new numbers. Only the answer is given.

Convert the fraction to a percent:

According to the U.S. Census Bureau, about $\frac{1}{9}$ of United States housing units have just $1$ bedroom.

How did it go?

	$\frac{1}{3}$
Change to a decimal.
Write as a repeating decimal.	$0.333 \dots$
Write as a percent.	$33 \frac{1}{3} %$

Solution

Your turn

Solution

Your turn