Multiplication Algorithms: How to Master Entire Multiplication Tables in One Fell Swoop

In "Multiplication Algorithms," former fourth-grade teacher Fred Duckworth presents an innovative approach to mastering multiplication facts. Drawing from his extensive classroom experience, Duckworth reveals previously unrecognized numerical patterns that empower students with the ability to learn all the tables at grade level by making each fact self-evident. Just as it is universally acknowledged that the product of any number times zero is zero, the product of any number times one is it...