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Percents

# Percentages

Percentage decreases.

In a sale, there is a rack of trousers marked "All prices in this rack are reduced by 20%!".
The one I choose now had a price of £50. How much have I to pay now?

$\fs250-\frac{20}{100}50=\left(1-\frac{20}{100}\right)50=40$

If 800 is reduced by 10% the result will be: