How do you convert 75% into a decimal?

To convert a percentage into a decimal, you divide the percentage by 100. Since 75% means 75 out of 100, the operation would be as follows:

75% divided by 100 is equal to 0.75.

This method of converting percentages is based on the understanding that a percentage is simply a fraction with a denominator of 100. Therefore, moving the decimal point two places to the left effectively shows the equivalent decimal form. Thus, with 75%, when you shift the decimal two places to the left, you arrive at 0.75, which makes this option the correct choice.