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To convert any decimal to a percentage, multiply the number by 100 and add a percent sign.

A shortcut would be to simply move the decimal point two places to the right and add a percentage sign.

To convert percentages to decimal form, divide by 100 and drop the percent sign.

A shortcut would be to simply move the decimal point two places to the left and drop the percent sign.

 
Terms to Know:

Percentage: a ratio of a number to 100; the symbol for percentage is %.

Decimal: a number that uses a decimal point and place value to show values less than one.