To convert between decimals, fractions, and percents, the document outlines moving decimal points and dividing fractions. It explains that to change a decimal to a percent, move the decimal point two places to the right. For percent to decimal, move the decimal point two places left. And for fraction to decimal, divide the fraction. Examples are provided for converting 0.752 to 75.2%, 47.3% to 0.473, and 13/20 to a decimal.