Calculators are awesome, but they’re not always handy. More to the point, no one wants to be seen reaching for the calculator on their mobile phone when it’s time to figure out a 15 percent gratuity.

You probably haven’t had to do longhand math in years, but you do mental math every day. Or maybe you google math problems ten times a day, because you’ve forgotten how to do any math beyond your ...

Mental maths is when you do calculations in your head instead of writing them down. Sometimes, it's just as quick to do calculations in your head as it is to write down every step. You can add and ...

In real life there are many scenarios where we calculate percentages in our minds, for example the amount of discount on goods, tips at restaurants and many more. Have you wondered, if you could ...

Being a true blue numbers geek, I am constantly on the lookout for ways to keep the tip of my mechanical pencil on the proverbial scratch paper of life now that my career as a molder of young ...

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 ...