percent to decimal
1 Converting from a percent to a decimal is done by dividing the percentage value by 100. 2  For example, 10% is 10/100 = 0.10. 3  67.5% is 67.5/100 = 0.675. 4  Note that the short way to convert from a percentage to a decimal is by removing the percentage sign and moving the decimal point 2 places to the left.