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 ...

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 ...

A simple finger trick for the 11 times table is helping secondary school students aged 12 to 16 improve mental arithmetic skills. By separating two-digit numbers, adding the digits, and inserting the ...