Now that we've learned the basics of lightning fast mental addition, mental subtraction, and mental multiplication, it's time to turn our attention to a few tips that will help you take your skills to ...

The math standards issued by the Common Core State Standards Initiative have made life easier for innumerable teachers, and this compilation of common core multiplication strategies for 3rd and 4th ...

“Because we do so much multi-step problem solving, and we’re doing two-step word problems, if they’re spending 10-15 minutes trying to figure out what 9x7 is, they’re doing a lot of extra work, or ...