Even in an age where everyone has a calculator application on their cellphone, it's a handy trick to be able to calculate in your head. Use these calculation shortcuts to crunch numbers with ease.

At times, while working on an Excel sheet, we run into a situation where we require using Windows Calculator to perform quick calculations. The calculations do not necessarily require a special ...

Talking with users about Tiger’s new Dashboard feature, one of the most popular Widgets—Apple’s name for Dashboard modules—also happens to be one of the most basic: the calculator. People like being ...

Tired of juggling between Apple Notes and Calculator? A math feature in iOS 18 lets you solve equations instantly with just a quick settings tweak. If you're like most people, the Apple Notes app on ...

Ever punched in the wrong number and thought you had to start all over again? Here's a game changer: simply swipe right or left on the calculator display to erase the last digit you entered. This ...

Most people learned math as children by writing out problems on paper. This calculator app lets you do just that, but also lets you perform complex computations, all by writing numbers and symbols on ...

Ryan is a tech/science writer, skeptic, lover of all things electronic, and Android fan. In his spare time he reads golden-age sci-fi and sleeps, but rarely at the same time. His wife tolerates him as ...

David Kindness is a Certified Public Accountant (CPA) and an expert in the fields of financial accounting, corporate and individual tax planning and preparation, and investing and retirement planning.