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