Happen to be doing some frantic, last minute holiday shopping this weekend? If so, you'll likely find yourself inadvertently diving head-first into a big stew of math. Take that $130 pair of shoes you ...

How to calculate percentages is easier than you think. Quick, what’s 36% of 25? Or how about 250% of 20? Learn a quick and dirty tip to help you calculate all of those pesky percentages in your head.

What can be said about math riddles? Everyone in the world has a love-hate relationship with them. You can hate math, but you have to accept that it is vital in our day-to-day lives. The world cannot ...

When you’re learning how to add and subtract at 7 years, followed shortly by your times tables in Grades 2 and 3, mathematical concepts in primary school can seem somewhat easy. You’re using an abacus ...

Excel percentage formulas can get you through problems large and small every day—from determining sales tax (and tips) to calculating increases and decreases. We’ll walk through several examples below ...

Scientific American presents Math Dude by Quick & Dirty Tips. Scientific American and Quick & Dirty Tips are both Macmillan companies. Long time math fans may remember our first foray into the world ...