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 ...
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?
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback