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...
EngageNY
Solving Percent Problems II
Fill in the blanks to find the best discount! Groups complete a table of amounts and percents associated with sale items. Classmates then find the original cost, sale cost, discount amount, paid percent, or the discount percent...
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.
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
Finding Discount and Sale Price
Seventh graders solve real-life problems involving sales tax, discount, and simple interest. They find the amount of discount. In groups, 7th graders examine a sales advertisement. Given a budget, they choose purchases, and figure the...
Curated OER
Finding Sales Tax
Seventh graders investigate sales tax. Following a teacher demonstration, they find sales tax and the total cost of items. In groups, classmates choose items from a menu that they would like to purchase. Each student figures the sales...
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
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.
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
Markup and Markdown Problems
There is a 100 percent chance this resource will help pupils connect percents to financial literacy. Young mathematicians use their knowledge of percents to find markups and markdowns in financial situations in the seventh segment in a...
EngageNY
Solving Percent Problems
Don't discount how much your pupils understand percents! The 27th lesson in a series of 29 presents a problem to find the cost of a discounted outfit. Small groups determine either the original price or the discount received given the...
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
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
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...
Curated OER
Money and Percentage
Fifth graders examine use of percentages in real world situations. They complete worksheet about using percentages after reviewing the concept. They look through newspapers to find examples of percentages used over the course of three...
Curated OER
Finding the Friendship Dolls, A True Story: How Children Can Create World Peace
Students listen to the book Finding the Friendship Dolls, A True Story: How Children Can Help Create World Peace through Toys. In this world peace lesson, students choose events in the story to create a timeline of those events. Students...
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
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
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...
Illustrative Mathematics
Shirt Sale
Everyone loves a good deal, and your mathematician's job is to calculate the original price when given the discount. A different type of problem than the traditional "find the percent change" has your learners working backwards to...
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
Stream Quality Assessment
Students investigate many of the factors that affect water quality. They take measurements and water samples at a local stream and evaluate the health of their community's watershed. They write a report detailing their findings.
Curated OER
Energy Efficiency Ambassadors
Definitely for high schoolers, this lesson is an open-ended exploration of energy efficiency. Groups of two to three junior environmental engineers design an experiment to test for efficiency. They prepare a full lab report and...
Curated OER
It's a Sale!
Students make good decisions about making purchases of items on sale and explain how percentages effect cost.