For third-graders learning Common Core math in Georgia, there are four ways to subtract—and only four ways allowed. The picture above is just one of the methods for subtraction under Common Core ...
What’s the fuss about? Steve Rhodes, CC BY-NC-ND Beginning in 2010, mathematics and English language arts standards, called the Common Core State Standards, were adopted in 45 of 50 U.S. states. The ...
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