The Latest in Mathematics
Learn Useful Trigonometric Formulas
See common trigonometric formulas for sines, cosines and tangents. See how to find the values for triangles so you can apply these math concepts.
Learn the Formula for a Slope
How to find the slope of a line on a graph using the slope formula, rise over run. Also see shortcuts for slopes of parallel and perpendicular lines.
The Math of Simple Debt Amortization
Use math to understand amortizing a debt using a simple interest rate and periodic payments. How payments and interest affect the balance of a loan.
Billions and Billiionths, What Do They Mean?
Learn about the powers of base 10 to help with scientific notation and understand what millions, billions, millionths, and billionths look like.
Sales tax calculations are one of the most common types of percent problems you'll encounter in daily life. - Talaj, Getty Images
Here's How to Calculate Sales Tax
Learn how to calculate sales tax with percents. Become a percent calculator by following along with these example problems.
Simple interest may seem confusing, but if you work through practice worksheets you'll master it in no time! - blackred, Getty Images
Practice Calculating Simple Interest With Free Worksheets
Print these simple interest worksheets (with answers) to learn how to calculate the simple interest for word problems.
Portrait of John Neper or Napier (Edinburgh, 1550-1617), Baron of Merchiston, Scottish mathematician, astronomer, astrologer and physicist - DEA PICTURE LIBRARY / Getty Images
The Biography of Mathematician John Napier
John Napier famous mathematician John Napierbiography and math contributions.
The usual way to learn long division is confusing and requires memorizing routines. There's an easier way to do division. - Kevin Spreekmeester, Getty Images
Here's a Better Way to Teach Long Division
Here's a better way to teach (or learn) long division that avoid rote memorization, making division more intuitive and easier to do.
The best tip to getting better at math is to try to understand it rather than just memorize it. - Cultura RM Exclusive/Hybrid Images, Getty Images
7 Helpful Tips for Improving Your Math Skills
Here are 7 simple tips to help you get better at math. Want to improve your math scores? It's easier than you think.
Distance, rate, and time relationships are used to determine how fast a vehicle is going or how far it has traveled. - Paul Taylor, Getty Images
Learn to Solve Distance, Speed, and Time Problems
Learn how to solve problems involving distance, speed, and time and how to read word problems in math.
Use the BEDMAS acronym to remember the order of operations. Algebra will be so much easier! - Alberto Guglielmi, Getty Images
What BEDMAS Means in Mathematics
This is the definition of BEDMAS in math and how to use it to remember the order of operations in algebra.
A bell curve describes the shape of a plot that meets the rules for a normal or Gaussian distribution. - oonal, Getty Images
What Is a Bell Curve, Anyway? Definition and Explanation
This is the definition of a bell curve, which is also called a normal distribution or Gaussian distribution.
Learning the multiplication table doesn't need to be hard. There are tricks you can use to remember these facts. - Monashee Frantz, Getty Images
Do You Know These Tricks to Learn Multiplication Tables?
Try there quick multiplication table tips and trick to learn the multiplication facts faster and more easily.
A calculator often gives you more digits than you need, so it's important to know the correct way to round numbers. - Purestock, Getty Images
Use These Simple Rules to Round Numbers Correctly
Learn these simple rules to round numbers correctly. Understand the meaning of a rounding digit for decimals or whole numbers.
A prime number can only be divided by itself and 1. - Robert Brook, Getty Images
Here's How to Tell If a Number Is Prime
Follow these step to find out if a number is a prime number. Learn about factorization and avoid common pitfalls working with primes.
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