To answer this, us the following steps: Identify the original value and the new value. Input the values into the formula. Subtract the original value from the new value, then

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Figure out mathematic equation

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Finding 20 Percent Markup From Wholesale If you know the wholesale price of an item and want to calculate how much you must add for a 20 percent markup, multiply the wholesale price by 0.2, which is 20 percent