A sweet friend recently reminded me of an activity I created and shared a number of years ago, and I decided to dust it off and extend it! I love activities that are flexible and repeatable, unlike worksheets that are pretty much one-and-done. These flexible number...
Three years ago I had the pleasure of hearing Sherry Parrish and Ann Dominick speak at the NCTM Annual Meeting in New Orleans. My campus had been using Number Talks in all of our K-5 classrooms for several years, and I knew first-hand how dramatically they could...
The idea of fractions being equivalent is such a key understanding for helping students develop “fraction sense” that it absolutely must be done right. Students need to see a variety of representations of equivalent fractions to help them see the...
How did you learn arithmetic? By that I mean basic multi-digit computation, such as subtracting with regrouping, multi-digit multiplication, or “long” division. I learned totally by memorizing a series of steps for each operation. The teacher...
Recently, I published a series of posts describing the various strategies students can use for comparing fractions. While creating a common denominator is one of the strategies, it is often not necessary. For example, consider this pair of fractions: Do you really...
There is a huge shift in mathematics education away from memorizing procedures and toward deeper conceptual understanding. How do we achieve that? One way is by asking the right questions. When questioning becomes part of your instructional routine, you might be...
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