Relier Pairs Percent ReviewVersion en ligne vocabulary and formulas for test review par STEPHANIE GREGORY 1 To find the total after a disccount 2 To change a percent to a decimal 3 To find the total after tax or gratuity 4 how to find the percent of a number 5 Principal 6 simple interest formula 7 how to find percent error 8 To change a decimal to a percent 9 how to find percent increase or percent decrease 10 interest rate 11 interest difference/actual = %/100 Move the decimal two times to the left Move the decimal 2 times to the right I = PRT Multiply the cost by the percent as a decimal, then add it back to cost difference/original = %/100 the % being charged for a loan or the % being earned for investing the amount of money being charged to borrow money or the amount of money earned for investing money Multiply the cost by the percent as a decimal, the subtract that amount from the cost the amount of money being invested or the amount of money being borrowed is/of = %/100
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