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 ...

Purveyors of the inquiry-based and student-centered math agenda, which has persisted for more than 20 years, argue traditionally taught math has never worked for the vast majority of the nation’s ...

An algorithm in C for calculating linear acceleration necessary to run a step motor smoothly that requires only addition and subtraction. This code accompanies the article “Linear motor control ...

Subtract within 1000 using various representations, strategies, and algorithms. Warm up with a Mystery Math Mistake to find a mistake made in using an algorithm for addition and subtraction. Subtract ...

For better accountability, we should shift the focus from the design of these systems to their impact. Describing a decision-making system as an “algorithm” is often a way to deflect accountability ...