![]() ![]() If you know that the sale item you’re purchasing is £160, you know that £160 is 80% of the original cost. This means that you’re only paying 80% of the original price in a 20% off sale. So, if you’ve been asked to find out what the original price of an item is in a sale where everything is 20% off, you’d do: 100 - 20 = 80. The first thing you need to do is start at 100% and minus the figure you’ve been given. Step 1: Start at 100% and minus the figure you've been given Learning how to mentally reverse percentages is an important skill that you’ll be surprised how often you use. These are normally easier to calculate mentally, and can provide an alternative starting point.Īlthough calculators make things easier a lot of the time, you might not always have one with you. If you’re struggling with a particularly complex reverse percentage, it can help to break down a value into its 1%, 10% or 25% form. 20% of £100) is to follow this simple equation: value ÷ 100 × percentage. ![]() With reverse percentages, it’s always easiest to work from what the value of 100% is.Ī really simple way to remember how to find the percentage of a value (e.g. ![]() However, you may also find it useful to know how to do reverse percentages in other aptitude tests, such as mechanical reasoning. You’re most likely to come across reverse percentages in numerical reasoning tests, as they examine your general aptitude for numbers, data and mathematical principles. Reverse percentages can help you to work out the original price or value of something, after it’s had a percentage discount or increase applied. Our guide will show you how to break reverse percentages down to make overcoming the challenge as easy as possible. It basically means working backwards to figure out the original cost or figure of something. Calculating reverse percentages is a really useful skill to have that you’ll use time and time again. ![]()
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