We’ve often noted that whether had ancient man known binary, we could all count to 1023 on our fingers. We thought about that while watching [Numberphile’s] latest video about “Russian” multiplication ...

There’s more than one method to multiply in Microsoft Excel, and one of them doesn’t require an expression. Microsoft Excel manipulates data — that’s its purpose in a nutshell. Consequently, there are ...

Math class could’ve been so much easier.

This requires an algorithm: students are taught to stack one number atop another and multiply each digit of the bottom number ...

When I first saw this Japanese multiplication method, I just couldn’t believe it. Then I tried it and it works perfectly, but still can’t understand how it works—or how anyone found this method. You ...

A new way to teach elementary school students multiplication is causing some controversy — but it may be easier than the method you probably learned in school. You probably learned multiplication ...

break down (partition) a number using your understanding of place value recall times-tables up to 9 x 9 multiply by multiples of powers of ten Multiply each of these numbers by the 1-digit number and ...