Jon Oaks

Tag: Multiplication

  • Videos on Multiplying Fractions

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    Jon Oaks
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    A couple of students in my on-line classes have been asking questions about multiplying fractions.  Should you simplify before or after multiplying?  How should you simplify?  By cross-canceling directly, or by a prime factorization and cross-canceling combo?  Here are some videos I have made to help clarify the situation. http://content.screencast.com/users/Mallwalker52/folders/Jing/media/595b65da-573a-4dfd-92c3-2416f129b1f5/jingswfplayer.swf View on screencast.com » http://content.screencast.com/users/Mallwalker52/folders/Jing/media/6637f493-b715-43a6-8400-fa4e3be154c1/jingswfplayer.swf View…

  • Twitter Link Round-Up

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    Jon Oaks
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    Here’s a recap of the links that I’ve posted on Twitter over the past week or so: 1.  A friend told me that she used this Divisibility Rocks game from over at The Utah Education Network with her Developmental Math students and that it worked really well.  It turns out that they have plenty of other…

  • Math Games for Integers, Multiplication, and Combining Like Terms

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    Jon Oaks
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    I have some slightly under-prepared students semester, so I suggested to them that they should try to work on their basic skills outside of class.  However, this requires me to provide some recommended resources to them, and these are what I have discovered: Multiplication Factoris – Tetris-style game for multiplication facts. Penguin Jump – Fun Multiplication Game that can…