10% off of 240 = 90% of 240 = 240*90/100 = 216
216
40% off 240 = 240 - (0.40 x 240) = 239.40
6x/10 = 240x = 10*240/6 = 10*40 = 400
10% = 0.1 .1 x 240 = 24
6.
216
To find 10 percent of a number, multiply the number by 0.1. In this instance, 0.1 x 2400 = 240. Therefore, 10 percent of 2400 is equal to 240.
168.00
72
192
24
240/100 = 24/10 = 12/5 ■