About 4 dollars
Subtracting 10 percent from 89 dollars gives 89 x (1 - (10/100)) = 89 x 0.9 = $80.10
66.75 = 89 x 0.75
25% of $89=$22.25 25% of $159=$39.75
$89 * 30/100 = $26.70 $89 - $26.70 = $62.30
20% off of $89 = 71.2= 20% discount applied to $89= $89 - (20% * $89)= $89 - (0.20 * $89)= $89 - 17.8= 71.2
$89.00 - 15% = $75.65
$40.05 off, so it would cost $48.95
30% discount on $89 is $26.70. The discounted price would be $89 - $26.70 = $62.30
40% off is equal to 60% of the total. .6(89) = 53.4.
89 cents
50% of 178 = 178*50/100 = 89