Sean Nank is a math expert who is helping teachers to implement the Common Core standards. He’s a professor at the ... For example, with 7+13, you want to be able to see the tens and ones. 10 + 3 is ...

In this grade-by-grade guide, you'll find math standards ... with the help of subject-matter experts and align with the Common Core State Standards. Find more about how to support children ...

Fifth-grade math teacher Wei Zhang moves ... Grimmer Elementary is beating state averages on Common Core standardized math test scores. Sixty-four percent of Grimmer’s students in grades 3 to 8 met or ...