Mrs. Post and her daughter, Hallie, teach us a great way to look at multiplication: by adding groups of numbers. Rise and Shine is available to stream on pbs.org and the free PBS App, available on ...

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To do the method, begin by writing the two numbers you want to multiply at the top of two columns. In the left column, you ...

Lynda Colgan receives funding from The Ministry of Education for the Province of Ontario and The Mathematics Knowledge Network (KNAER). Queen's University, Ontario provides funding as a founding ...

This summer, battle lines were drawn over a simple math problem: 8 ÷ 2(2 + 2) = ? If you divide 8 by 2 first, you get 16, but if you multiply 2 by (2 + 2) first, you get 1. So, which answer is right?

Matrix multiplication is at the heart of many machine learning breakthroughs, and it just got faster—twice. Last week, DeepMind announced it discovered a more efficient way to perform matrix ...