How do you express 25% as a decimal?

To express 25% as a decimal, you divide the percentage by 100. Percent literally means "per hundred," so to convert a percentage to a decimal, you move the decimal point two places to the left.

For 25%, you take the number 25 and divide it by 100:

25 ÷ 100 = 0.25

This shows that 25% is equal to 0.25 when expressed as a decimal. Hence, the correct answer accurately reflects this conversion process. Understanding this method can help you convert any percentage to a decimal easily by following the same steps: dividing by 100 or shifting the decimal point two places to the left.