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A top-rated public university says many of its students can’t round numbers or add fractions.

Over the past year, since I took over the common-core math beat, I’ve been thinking a lot about fractions. As I wrote in November, the Common Core State Standards for mathematics emphasize fractions ...

This news release is available in French. Montreal, August 27, 2013 — If 3 is greater than 2, then ⅓ must be bigger than ½ — right? Wrong. As thousands of students head back to school, many will use ...