Q. A while back you had multiplication tricks by 9’s in the Orange County Register. You were nice enough to e-mail me the information after I lost the column. I recently gave the information to my ...

What are you like at multiplications? Chances are if you're a mere mortal 2, 5s and 10s won't seem too taxing. But when it comes to figuring out what 42x21 is, you may wish somebody had shown you the ...

Before you submit an error, please consult our Video Help page. Rise and Shine is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, ...

If you're down to learn something cool and quick this early in the year, a multiplication "trick" attributed to the Japanese may be your best bet. The graphic method, which makes use of sticks and ...

Vedic Maths is a traditional mathematical system based on the Vedas. It helps you solve complex problems quickly and accurately. These effective tricks include a shortcut approach for addition, ...

Math shouldn’t be harder than finding the last matching sock in your laundry. These clever shortcuts convert head-scratching problems into quick mental wins. You’ll conquer calculations faster than ...

What are you like at multiplications? Chances are if you're a mere mortal 2, 5s and 10s won't seem too taxing. But when it comes to figuring out what 42x21 is, you may wish somebody had shown you the ...