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Skills: percentage and percentage change

Skills needed In order to calculate % change use the following formula. You will not be given the formula in the exam so you must know how to do it from memory. Percentage Change = (New Value - Old Value) / Old Value X 100 For example, let's say the old value is 100 and the new value is 120. The percentage change would be calculated as follows: Percentage Change = (120 - 100) / 100 * 100 = 20% This means that the...

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