40% off of 15 dollars = 60 left of 15 dollars = 15*60/100 = 9 dollars.
15 percent of 15 dollars is 2.25 dollars off, leaving 12.75
So, 85 % of 18 dollars = 85 / 100 * 18 = 0.85 * 18 = 15.3 dollars (15 dollars 30 cents)
Percentage means a fraction with a denominator of 100. 15 percent is 15/100. 15% of something means you multiply it by 15/100. Therefore 15% of 120 is 120*15/100 = 1800/100 = 18. In dollars, 15% of $120 is $18. Now 15% OFF of $120 means you subtract 15% from the original price. So $120 - $18 = $102. Final answer. Or you could say that 15% (of anything) OFF 100% is 85% because 100 - 15 = 85. $120*85/100 = $10,200/100 = $102. Same answer of course.
15 is 15% of 100
0.15 x 100 = 15 dollars
40% off of 15 dollars = 60 left of 15 dollars = 15*60/100 = 9 dollars.
15% off of 99.99 dollars = 85% of 99.99 dollars = 99.99*85/100 = 84.99(15) dollars.
30% off of 15.00 dollars = (100-30)% of 15 dollars = 70 percent of 15.00 dollars = 15.00*70/100 = 10.50 dollars
15 % of 16.95 dollars: (15/100) * 16.95 = 0.15 * 16.95 = 2.5425 dollars
149 dollars - 15% = 85% of 149 dollars = 149*85/100 dollars = 126.65 dollars
15 percent of 15 dollars is 2.25 dollars off, leaving 12.75
Subtracting 25 percent from 15 dollars gives 15 x (1 - (25/100)) = 15 x 0.75 = $11.25 or eleven and a quarter dollars.
133 x (1 - (15/100)) = $113.05
15 dollars.
Subtracting 15 percent from 94 dollars gives 94 x (1 - (15/100)) = 94 x 0.85 = $79.90.
15% = 15/100 = 0.15 $691 x 0.15 = $103.65