When calculating interest, how do you write the percent? round number a decimal a fraction not enough information

## Step 1<br />When calculating interest, the percentage is typically written as a decimal. This is because percentages are a way of expressing a number as a fraction of 100, and decimals are a way of expressing fractions with a denominator of 10 or 100.<br /><br />## Step 2<br />To convert a percentage to a decimal, you divide the percentage by 100. This is because the word "percent" literally means "per hundred".<br /><br />## Step 3<br />For example, 17% as a decimal is \( \frac{17}{100} = 0.17 \).