Subtraction Strategies

Posted on September 22, 2014. Filed under: Mathematical Proficiency | Tags: , , , , , |


Great ideas for teaching subtraction strategies in 2nd and 3rd grade.  The actual structure is good for all grades.  Notice how she frames the problems on the board, this is a great way to jumpstart mathematical conversations about strategies.

videos 

 

Happy Mathing,

Dr. Nicki

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