In fourth grade, students focus most on using all four operations - addition, subtraction, multiplication, and division - to solve multi-step word problems involving multi-digit numbers. Fourth-grade ...

The common-core math standards require that students learn the standard algorithm for multi-digit adding and subtracting—you know, the process in which you line the numbers up vertically to add or ...

This is part two of my analysis of instruction and Common Core’s implementation. I dubbed the three-part examination of instruction “The Good, The Bad, and the Ugly.” Having discussed “the “good” in ...