Tag: Money
-
Pricing Mistakes Challenge
I challenged my students this week to find pricing mistakes. For example, mistakes such as .11¢ instead of $0.11 or 11¢. I found two of my own this week. Here they are: See the full gallery on Posterous
-
Scotch Tape and Gas Prices Dilemma
So, my whole recent obsession with Scotch Tape sort of began a few weeks ago when the following problem popped into my mind… Suppose your boss wants you to buy six 1/2 in x 450 in rolls of Scotch tape at the dollar store (remember the 6% Michigan sales tax). Your boss wants you to…
-
#anyqs Related ‘Stuff’
If you’re not familiar with #anyqs, start here: http://blog.mrmeyer.com/?p=10120. Otherwise, enjoy.
-
Rotten Tomatoes, Linear Equations, Ratio and Proportion
This problem came about because I was talking about solving the equation 4x + y = – 14 for y and there was a little confusion about how I could subtract 4x from – 14. Although this was really a problem with combining like terms, I figured that now was as good of a time…
-
New Application Problems from the Classroom
Here are few more problems that I came up with during today’s class: 1. Clyde owed 8 different people $4 each for some doughnuts that he bought to eat on his birthday. Then when he wasn’t looking, Hellman’s stole $4 from Clyde’s wallet. In order to reclaim his debt, Clyde needed to split up his…
-
Teaching Signed Numbers with Zombies, Ghostbusters, and Night Vision Goggles
Here are three new application problems that I came up with while teaching signed numbers this morning. Remember, I came up with these on the spot, during class. So, just imagine that the entire class is paying attention to each of these problems as I am writing them, trying to figure out what is going…
Jon Oaks 