Here comes Black Friday, Small business Saturday, Cyber Monday and Giving Tuesday.  It's a crazy time of year.  Use all of that shopping to educate your students about good deals and how shoppers can be fooled.

Is this really 70% off? - Is that advertisement correct?  Do they just want us to believe their math and not question what is really 70% off?  Is everything or anything really 70% off?

Video games console sales (updated 2022)The video game world is constantly changing and improving. With the recent new products like the PlayStation 5 and the Xbox Series X we wondered what are the best selling systems of all time? With that in mind, we created a Video Game Console math activity which examines the greatest selling video game consoles. This is sure to be a hit with kids as they work on their data analysis and number sense through the context of video games.

Double Discounts -  I'm gonna be able to get this great hoodie so cheap!   If I use the promo code what will be the total percent off?

Wow, everything must be free - What happens when you take 50% off again after taking 50% off at first?  Students examine this retailer trick of giving double discounts.  What happens to the price when you are given a double discount?  Could everything be free?

Which sale would you rather use? - Students decide if these two sales are the same. If not, which is better? How would you explain this to someone?

Shopping season already? - Students will be able to add some understanding and analysis to those shopping trips after calculating savings in dollars and percents

What's wrong with this picture? - Sometimes the clerk doesn't get the sales discount right or something seems a little off.  Let students ponder this store menu and see if they can figure out what might just be a mistake.

Holiday shipping - Two big companies take care of a lot of that shipping.  How do they manage that? The mechanisms for these two shipping giants are huge. Did you ever wonder how they pull it off?  To me they both seem to do a great job.  Is that consistently true.  What are the numbers like?

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