Math
Decimals, Fractions, Percents
Percent to Fractions
To change a percent to a fraction you first need to place a 100 under the number and then simplify the number. If the percent is not a whole number multiply both numbers by 10.
Fractions to Percent
To change a fraction to a percent you need to divide the top number of the fraction by the bottom, multiply by 100 and add a percent sign beside the answer.
Percent to Decimal
To turn a percent to fraction you need to divide the number by 100 and taking the percent sign off, or take off the percent sign and move the decimal to places to the left.
Decimal to Percent
To change a decimal to a percent you multiply the number by 100 and add a percent sign beside the number.
Percent Proportion
To solve the percent proportion you need to multiply part times 100 divided by the whole, or the percent times the whole divided by 100.