How to order, add and multiply matrices - Bill Shillito

View full lesson: http://ed.ted.com/lessons/how-to-organize-add-and-multiply-matrices-bill-shillitoWhen you're working on a problem with lots of numbers, as in economics, cryptography or 3D graphics, it helps to organize those numbers into a grid, or matrix. Bill Shillito shows us how to work with matrices, with tips for adding, subtracting and multiplying (but not dividing!).Lesson by Bill Shillito, animation by The Leading Sheep Studios. Learn more about your ad choices. Visit megaphone.fm/adchoices