Inside every major decision nests another smaller decision: When do you give up on information gathering and decide you have enough data to make a choice? Spend too long probing your options and you ...

Imagine you're a trader. You're on the trading floor, trying to price out if a 15-year bond issued by General Electric will generate the returns needed to placate your investors. Bad news, your ...

Fast Percentage calculations in mind using Mental Maths: Calculate almost any percentage in your mind. Simple tricks to calculate percentages like 10%, 20%, 75% and more mentally. This is useful for ...

Not everyone has an aptitude for maths. It's all too easy to forget even some of the basics once you've left school. Then there's the fact pretty much everyone has a calculator on their phone. All of ...

Sometimes the easiest, simplest way to liven up a party, sleepover, family gathering or presentation to a class is to perform a magic trick. Most magic tricks require fancy costumes and props, but ...

Add Yahoo as a preferred source to see more of our stories on Google. Math shouldn’t be harder than finding the last matching sock in your laundry. These clever shortcuts convert head-scratching ...

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