20% means 20/100 = 1/5
So 20% of $279 is 1/5 x $279 = $55.80
So 20% off $279 is $279 - $55.80 = $223.20
Alternatively, note that 1/5 off a whole is 1 - 1/5 = 4/5, so $279 x 4/5 = $223.20
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20% of $279.00= 20% * 279= 0.2 * 279= $55.80
4 dollars off, leaving 16 dollars.
12 dollars off of 60 dollars.which is just 48 dollars. so 20 percent off of 60 dollars is 48 dollars.
20
30% off of 20 dollars = 70% of 20 dollars = 20*70/100 = 14 dollars.