Spotlight on Strategies
mnemonic devices- PEMDAS!
Background
Example
- Open up the Google Doc titled "PEMDAS" https://docs.google.com/document/d/1CRYc5NUdHJROaXKQ6nvU5g9LGxtPv9m89uULHRcXV6s/edit?usp=sharing
- Watch the video on Order of Operations from Discovery Education. View the video once before taking. http://app.discoveryeducation.com/player/view/assetGuid/A6714D65-91BB-4869-8B3D-37D723C0DF18me record information for PEMDAS, and any notes that may be of assistance. This should be done on the Google Doc.
- Share your Google Doc with 3 classmates and make a comment about what they have recorded or noted.
Challenge
Bonus
http://app.discoveryeducation.com/player/view/assetGuid/AF0086FD-ECC4-4A83-BEEB-CA43DC24624B
Pause the video clip at 0:32. One partner will solve the equation on a calculator, the other will use PEMDAS to solve on paper. Take note of your different answers and talk about why you think your answers differ. When your discussion has concluded, finish watching the video and see if what was stated in the video is similar to what you and your partner discussed.
Citations
Calculator image retrieved from http://blog.princetontutoring.com/wp-content/uploads/2014/01/calculator.png
Cerebellum, (2010). Standard Deviants Teaching Systems: Algebra: Module 01: Foundations of Algebra. [Full Video]. Available from http://www.discoveryeducation.com/
Los Angeles County Office of Education, (2001). TEAMS: Turn on to Algebra: Working with Equations. [Full Video]. Available from http://www.discoveryeducation.com/
Nagel, D. R., Schumaker, J. B., & Deshler, D. D. (1986). The FIRST-letter mnemonic
strategy. Lawrence, KS: Edge Enterprises.
PEMDAS image retrieved from http://journeywithmrsk.weebly.com/home/pemdas