Converting Decimals & Percents - Pre Algebra

1. How do you convert a percent to a decimal?

   Divide by $100$ (move the decimal point two places left) and drop the percent sign. For example, $64\% = 0.64$.

2. Which is greater, $0.4$ or $38\%$?

   $0.4$. As a percent, $0.4 = 40\%$, which is greater than $38\%$.

3. What is $42\%$ written as a decimal?

   $0.42$. Move the decimal point two places left.

4. What is $0.05$ written as a percent?

   $5\%$. Five hundredths is $5$ per hundred.

5. What is $0.37$ written as a percent?

   $37\%$. Move the decimal point two places right.

6. What is $7\%$ written as a decimal?

   $0.07$. Move the decimal point two places left, filling the tenths place with $0$.

7. What does the word percent mean?

   Per hundred. For example, $23\%$ means $23$ out of every $100$.

8. How do you convert a decimal to a percent?

   Multiply by $100$ (move the decimal point two places right) and add the percent sign. For example, $0.25 = 25\%$.

9. What is $150\%$ written as a decimal?

   $1.5$. Divide by $100$.

10. What is $1.25$ written as a percent?

    $125\%$. A decimal greater than $1$ is a percent greater than $100\%$.

11. What is $0.006$ written as a percent?

    $0.6\%$. Move the decimal point two places right.

12. What is $0.3\%$ written as a decimal?

    $0.003$. Divide by $100$; a percent less than $1\%$ is less than $0.01$.

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