Curated OER
Markup and Discount
Seventh graders observe and demonstrate how to calculate markups and discounts including markup percentages and discount percentages. They observe a teacher-led demonstration, then in pairs read scenarios and independently complete...
Illustrative Mathematics
Coupon Versus Discount
All too often stores give coupons for an item, but when you go into buy it, the item is on discount. The store won’t take the coupon if the discount is used. So what do you do, use the coupon or take the discount? This activity...
Curated OER
Calculating Discounts and Sales
Students discover that a discount is used by manufacturers and merchants to mean taking off a certain percentage of the price given in a price list. This price is called the list price. The list price less the discount is known as the...
Curated OER
The Discount Is Right
Young scholars estimate and calculate the sale price of five items using the original price and a designated rate of discount. They use percent to calculate the rate of discount and the original.
Curated OER
Discount, Sales Price, and Tax
Eighth graders calculate discount, sales price, and sales tax. They are given various problems to work out and even have to figure how much they would make if they were working on commission as well. Students have to figure out which...
Illustrative Mathematics
Discounted Books
Adolescents love to shop, especially when an item is discounted. Here, shoppers only have a set amount of money to spend. Will they be able to make a purchase with the discount and tax added in? Percent discounts can be calculated...
EngageNY
Solving Percent Problems III
What happens when combining percentage discounts? The last activity in a series of 29 introduces the idea of combining discounts one after another. Pupils wrestle with the claim that to find the total discount, they need to only add...
Curated OER
Sales Tax and Discounts
Middle schoolers explore the concept of sales tax and discounts. In this sales tax and discounts lesson, students pretend to gamble in groups to win fake money. Middle schoolers must tax their winnings. Students collect receipts. Middle...
Curated OER
Investigation- What Does It Cost?
Eighth graders investigate percents by comparing different discounts on the same sale item, practice graphing percents, and look at reasonable and unreasonable "percents off" a sale item.
Curated OER
Energy Audit
Students collect data about energy usage and use mathematical calculations to analyze their data. In this energy conservation and statistics math lesson, students survey their homes to complete an energy usage worksheet. Students...
Curated OER
Calculate Percentages
Sixth and seventh graders study the concept of finding the percent of a number. They calculate the percent of any given number. Pupils describe ways to use calculating percents in their daily life, and change percents into decimals,...
Curated OER
Taxes and Sales
Collaborative discussions around this retail store problem will be taxing. Calculating discount and tax and the order of the operations are used to motivate an opportunity for learners to make a convincing argument using algebraic...
Curated OER
Discount
Seventh graders calculate the sale price when given the regular price and percent discount as well as calculate the percent discount when given the regular price and sale price. They find the total cost of a CD if the price is $19.99 and...
Curated OER
Percents and Discounts
Students convert between decimals and percents. For this algebra lesson, students define percent as it relates to sales and tax. They calculate the percents of number using multiplication.
Curated OER
Computing Discounts
In this computing discounts worksheet, students with a partner problem solve and calculate the answers to ten word problems and mathematical equations involving sales price, discounts, percents and decimals.
Curated OER
The Discount is Right
Young scholars visit various websites and calculate various prices of five items. They estimate the sale price of five items using the original price and discount rate, use percent to calculate the rate of discount and the original...
Curated OER
Calculating Your Foodometer
Students explore environmental issues by completing a food production class activity. In this carbon footprint lesson plan, students discuss the types of foods they eat, where they come from and what types of methods are used to...
Curated OER
Percents: (An Application to Real Life Problems)
Seventh graders explore the concept of calculating percents. In this calculating percents lesson, 7th graders simulate ordering food off of a menu. Students work in groups to calculate the bill, tax, and the tip for the...
Curated OER
Tax, Tip and Discount Word Problems
Students solve problems involving tax, tips and discounts. In this algebra instructional activity, students convert between percents and decimals. They calculate commission using conversion from percents and fractions.
Curated OER
What's on Sale?
Students explore sale items. In this money and percent math lesson, students work in groups to locate food ads in the newspaper. Students identify sales and calculate final prices using percentage discounts. Students...
Physics Classroom
A Critical Lab
Physics lab groups finagle with laser lights to determine the critical angle of refraction for both water and Lucite. Because there are no detailed steps or an answer key for this enlightening exercise, an inexperienced physics...
Curated OER
Shopping Spree
Students calculate discounts, sale price, and sale tax. In this consumer math lesson plan, students visit mock stores which have items for sale. Students calculate the final prices of items.
Curated OER
Let's Go Shopping with $500
Third graders use a worksheet to budget a five-hundred dollar shopping spree. They select goods to purchase, figure totals and then calculate discounts and sales tax. They compare results to determine who purchased the most for his or...