Multiplying Numbers Beyond Ten - Mental Math with Arthur Benjamin

Discover powerful mental math techniques for multiplying numbers beyond ten in this engaging 30-minute video lecture. Learn to quickly multiply two or three-digit numbers by single-digit numbers, mastering fundamental operations that will significantly enhance your mental math abilities. Explore various methods, including simple two-by-ones, multiplication with carry, and three-by-one multiplication. Understand the distributive law, factoring method, and associative law of multiplication. Gain insights into why working left to right is beneficial and compare different approaches to determine the most effective strategies. By the end of this lecture, acquire valuable skills to perform complex multiplications mentally, boosting your mathematical prowess and problem-solving capabilities.

Multiple Simple Two-By-Ones
Multiply Numbers with a Carry
Which Method is Best?
Distributive Law
Three-By-One Multiplication
Why Work Left to Right?
The Factoring Method
Associative Law of Multiplication
The Addition and Subtraction Methods