This study examined relationships among first-grade teachers' pedagogical content beliefs, teachers' pedagogical content knowledge, and students' achievement in mathematics. Teachers (N = 39) ...

We present a case study of teaching and learning fraction addition on number lines in one 6th-grade classroom that used the Connected Mathematics Project Bits and Pieces II materials. Our main ...

Under Common Core, it takes far too long for a teacher to show a student how to do simple addition, said Texas Gov. Greg Abbott. In 2013, the Texas Legislature passed a law prohibiting school ...

From basic counting to automatic recall, see how students learn to grasp their addition facts.

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There is such a video. But the method the teacher uses is not explicitly required by the Common Core standards, though the standards suggest this approach for teaching addition to first-graders.