10% off of 90 dollars = 90% of 90 dollars = 90 dollars * 90/100 = 81 dollars.
10% off of 115 dollars = 90% of 115 dollars = 115*90/100 = 103.50 dollars
10% off 175 dollars = 90% of 175 dollars = 175*90/100 = 157.50 dollars
10% off is the same as 90% left. 90% of 65 dollars = 65*90/100 = 58.50 dollars.
10 percent off is 90% of 270 dollars 270 x 0.9 = 243 270 - 10% is $243.00
$90
72 dollars !
10% off is the same as 100% - 10% = 90% of the original figure. 90% of $4000 = 90/100 x $4000 = $3600
10% of $90 = 10% x $90 = 0.10 x $90 = $9
50 - 90% = 50 x (1 - (90/100)) = 50 x 0.1 = $5 Therefore, 90 percent off 50 dollars is equal to 5 dollars.
30% off $90 = $90 - (0.3 x $90) = $63
About $90