Consider the following rule: Start with any two-digit number, then repeatedly multiply the digits together until the result ...

While using your fingers isn't the fastest way to recall a multiplication fact while doing a problem ... Multiplying by four is the same as multiplying by two — twice. To start: Hold up the number of ...

In this article, I will consider recently published research that suggests Microsoft Corporation (NASDAQ:MSFT) has made a ...

Here is an old party trick in which playing cards magically reveal the result of a multiplication exercise. What is the ...