Vineet Nayar, former CEO and chairman of HCL Technologies , is known for transforming the IT company from a fledgling $700 ...

There are two basic ways to do fractions on your iPhone calculator. Here's what you need to know to use the built-in app.

A classic riddle about a hotel bill uses misleading math to create a paradox. This type of intentional misdirection is a ...

Five people share how they handle splitting costs with friends in ways that save time, cut stress, and keep the good vibes ...

If you correctly recall the elementary trick for order of operations, solving this problem should be a breeze.