To find the amount that's taken off, multiply the full price by 0.2 .
To find the new, reduced price, multiply the full price by 0.8 .
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When you want to find what percent something is of a number, you multiply the percent times that number.Be sure to change the percent to decimal by adding a period two places to the left of the percent number -- 20% or .20..20 x 100 = 80What is 43% of 60? .43 x 60 = 25.8
The easier way to take 20% off something is to multiply that somethi ng by 0.8. Example: take 20% off 50 = 50 * 0.8 = 40
20 percent off 249 = 199.20
79.6 is 20 percent off of 398.
20 percent off of 34.00 is 6.80.