The sale amount as given in the question = 475.00 Percentage of commission as given in the question = 6% I hope you need to know the amount of commission that will be earned. Then Amount of commission based on the percentage given in the question = 6% * 475 = (6/100) * 475 = 2850/100 = 285/10 = 28.50 So the amount of commission will be 28.50. I hope the procedure is easy enough for you to understand. You can always use this method for solving similar problems in future without requiring any help from outside.