1Discount, Sales Tax , Tipping , Commission Discount is an amount subtracted from theoriginal price.Sales Tax is an amount added to the originalprice.Tip is an amount added to the original price.Commission is an amount earned based on the original price.
22) Multiply by the original amount 1) Change the percent to a decimal2) Multiply by the original amount3) Add or subtract, depending on whatis asked
3Discount / Sales Tax Problems A CD player that regularly sells for $79.00 is on sale at a 15% discount.a) What is the sale price?b) If the sales tax is 8%, what is the cost aftertax?A bike that regularly sells for $179 is on sale at a25% discount.b) If the sales tax is 6.5%, what is the cost after
43) A computer normally sells for $1,299.00, but is discounted 10%.a) What is the discount amount?b) What is the sale price?c) If the sales tax is 7%, what is the price after tax?4) Mary buys a dress and a pair of shoes. Before addingthe tax, she pays $48 for the dress which normallysells for $62, and she pays $34 for the shoes whichnormally sell for $46.a) Before tax, how much does Mary save by buying atthe sale price?b) What percent discount did Mary get on each item?c) Including a 6.5% sales tax, how much did Mary pay?
5a ruler for $0.75, and a notebook for $3.00. Each item 5) Nate buys 3 pencils for $1.50, an eraser for $1.25,a ruler for $0.75, and a notebook for $ Each itemis on sale for 50% off. Nate must pay 8% sales tax. Howmuch does Nate pay for the school supplies?6) Molly buys a skirt that originally costs $ The skirtis on sale for 30% off. When she pays for it, thecashier tells her she can have an additional 25%discount.a) How much will Molly pay for the skirt?b) Is there a difference between:1) taking off each discount separately or2) adding the two discounts together before takingthem off
6he bought shoes regularly priced at $40 for 25% off, 7) Sammy buys his clothes at Super Discounts. On Saturdayhe bought shoes regularly priced at $40 for 25% off,and a jacket regularly priced at $100 for 30% off.a) Before the sales tax, what was the total price?b) What percent discount did Sammy get on his totalpurchase?8) John earns a 5% commission for each car he sells. OnMonday, he sells a car for $25,000. How much willJohn earn on this sale?9) Martha sells real estate. She earns a 12% commissionon each house she sells. In January, Martha sold ahouse for $275,000. How much will Martha earn onthis sale?