Final answer:
To change a decimal to a percent, move the decimal point two places to the right and add the percent symbol. Therefore, 0.09 as a percent is 9%.
Step-by-step explanation:
To change a decimal to a percent, you need to move the decimal point two places to the right and add the percent symbol (%). So 0.09 as a percent is 9%.
Learn more about converting decimals to percents