50 - 90% = 50 x (1 - (90/100)) = 50 x 0.1 = $5 Therefore, 90 percent off 50 dollars is equal to 5 dollars.
72 dollars !
10% off of 115 dollars = 90% of 115 dollars = 115*90/100 = 103.50 dollars
15% off of 90 dollars = 85% of 90 dollars = 90*85/100 = 76.50 dollars
10% off is the same as 90% left. 90% of 65 dollars = 65*90/100 = 58.50 dollars.
10% off of 90 dollars = 90% of 90 dollars = 90 dollars * 90/100 = 81 dollars.
50 - 90% = 50 x (1 - (90/100)) = 50 x 0.1 = $5 Therefore, 90 percent off 50 dollars is equal to 5 dollars.
72 dollars !
10% off 175 dollars = 90% of 175 dollars = 175*90/100 = 157.50 dollars
10% off of 115 dollars = 90% of 115 dollars = 115*90/100 = 103.50 dollars
30% off $90 = $90 - (0.3 x $90) = $63
15% off of 90 dollars = 85% of 90 dollars = 90*85/100 = 76.50 dollars
About $90
90
76.5
10% off is the same as 90% left. 90% of 65 dollars = 65*90/100 = 58.50 dollars.
40% = 0.4 Therefore, 40% off $90= $90 - (0.4 x $90) = $54