Ever dreamt of solving math problems in your head with the speed of a calculator? Mental math might seem challenging, but it's a skill attainable through the right tools and techniques. The abacus, an ...

Then all the participants completed a mental arithmetic test. "The men had to count backwards from a four-digit number by sevens and 13s.

The event is organized by the Smart Kids institute annually on August 2 to select members of the Iranian team for attending the PAN PACIFIC Abacus & Mental Arithmetic Association (PAMA) Global Abacus ...

Then all the participants completed a mental arithmetic test. Klein says, "The men had to count backwards from a four-digit number by sevens and thirteens.

It seems that inhabitants of Mangareva island in French Polynesia created their own particular hybrid of decimal and binary number systems to do mental arithmetic.

Maths ability is harder to fake, but mental arithmetic tests share another, deeper defect with the ping pong and breakfast trials. All suggest there is a special, fail-safe way to hire good people.

Converting between kilometers and miles becomes effortless with these mental math tricks. Learn to quickly estimate distances for everyday scenarios, from understanding international content to ...

For example, Phillips et al (2005) reported that neuroticism was associated with blunted cortisol responsivity to a mental arithmetic task.

10 Mental Math Tricks That Will Make You Wildly Popular At Parties By Walt Hickey Jun 25, 2013, 9:49 AM PT AP Everyone gets really wow'd when someone pulls off some exceptional mental math.