50 - 90% = 50 x (1 - (90/100)) = 50 x 0.1 = $5 Therefore, 90 percent off 50 dollars is equal to 5 dollars.
50% of 52 dollars = 52*50/100 dollars = 26 dollars.
60 percent of $50 is $30.
50% of 550 dollars = 550/2 = 275 dollars.
50% off 80 dollars = 40 dollars.
50% off of 400 dollars is 200 dollars
25% off of 50 dollars = 75% of 50 dollars = 50*75/100 = 37.50 dollars
ten dollars.
50 dollars
5 dollars
20 dollars
250 dollars