20% off an item that is $21.00

I need to know what the how much is left if an item cost $21.00 and there is a discount of 20%.

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2 Answers

20% off means 100% - 20% = 80%

80% of 21

0.8 * 21

16.80

The sale price is $16.80
by Level 13 User (103k points)
20% discount equates  100% - 20% = 80%

80% of 21

0.8 * 21

16.80

The sale price is $16.80
by Level 2 User (1.5k points)

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