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www.reference.com/article/steps-calculating-percent-97dbd160472754a0

The steps to calculate a percent of a given number are first converting the percent to a decimal value by dividing it by 100, then multiplying the given number by that decimal value. The steps to calculate what percent one number is of another are to divide the first number by the second number, the

www.reference.com/article/calculate-percents-416eae85e528f2f2

Percents are calculated by dividing a number by 100. Percentages are written as a fraction or a decimal. When referring to percents, it is similar to saying "per 100."

www.reference.com/article/calculate-discount-rate-a39dbd652c3d9e90

Use either the yield on a 10-year US Treasury bond plus 5 percent or the weighted average cost of capital to calculate the discount rate. The discount rate is defined for investors as the rate at which dollars in the future are brought back to their present value.

www.reference.com/article/calculate-percent-change-c61f1f6861c5ae73

The percentage of change can be calculated by using one of two formulas. The percentage of increase, or positive change, can be calculated as follows: increase ÷ original number × 100. The percentage of decrease, or negative change, can be calculated according to the following formula: decrease ÷ or

www.reference.com/article/calculate-discount-sale-prices-456fdba119f53a9d

To calculate the sale price of an item, first convert the percentage of the discount to a decimal. Next, multiply this decimal by the original price, and then subtract the result from the original price. The result is the sale price.

www.reference.com/article/figure-out-percent-basic-calculator-116d44aeb4859ff9

To calculate percentage, use the equation number/number = decimal *100 = percentage. On a calculator, type a number, followed by "/", another number, and then "=". A decimal appears on the screen. Multiply the decimal using the "x" and then type "100". The number on the screen is the percentage.

www.reference.com/science/calculate-percent-efficiency-f25278c1a81859c

Percent efficiency is calculated by determining the actual output and then dividing by the maximum possible output. The result is multiplied by 100 in order to move the decimal two places to the right.

www.reference.com/article/7-percent-sales-tax-calculated-df036a5b73688d01

To calculate a 7-percent sales tax, multiply the base price of the item by 0.07, states Basic-mathematics.com. Thus, tax on a $20 item would be equal to $2 times 0.07 or $1.40.

www.reference.com/article/quickly-estimate-discount-30-percent-off-coupon-aa7f247d3b68f32c

To quickly estimate the discount you will receive when using a 30 percent off coupon, start by dividing the total cost of your items by 10, and then multiply this number by three, according to FinancesOnline. For example, if your total cost is $12.30, then 10 percent of this is $1.23, which correspo

www.reference.com/world-view/percent-abundance-calculated-7c47f07466510342

Percent abundance can be calculated by finding the percentage of an isotope compared to another isotope of an element using its relative atomic mass. This is an algebraic process and depends upon several measurements.