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Math

Join our Math World now to meet up with other math students and mathematicians on the Web. Learn how to perform basic math functions, and share your own tips and tricks for solving problems and calculating answers for everything math related, from algebra to geometry to trigonometry to advanced calculus.
Equation solving with steps: 5(x + 3) + 3 = 7, leading to x value calculation.
May 10, 2010

From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to f ...

Mathematical equations and formulas written on a dark background.
May 10, 2010

From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to f ...

A screenshot of an Excel spreadsheet displaying apartment rents and calculations for mean, median, and mode.
May 7, 2010

If you use Microsoft Excel on a regular basis, odds are you work with numbers. Put those numbers to work. Statistical analysis allows you to find patterns, trends and probabilities within your data. I ...

Graph creation in Excel with data visualization elements.
May 7, 2010

If you use Microsoft Excel on a regular basis, odds are you work with numbers. Put those numbers to work. Statistical analysis allows you to find patterns, trends and probabilities within your data. I ...

Mathematical illustration of vectors and coordinate systems.
May 6, 2010

From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to f ...

Mathematical diagrams illustrating concepts of rotation and graphs in 3D space.
May 6, 2010

From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to f ...

"How to Reduce fractions using different strategies" cover image
May 5, 2010

There are a couple of strategies for reducing fractions and each of them require a strong knowledge of multiplication tables. In this tutorial, learn how to cancel numbers when reducing fractions wit ...

Fraction equivalences and multiplication examples on paper.
May 5, 2010

In this tutorial you will learn how to determine and work with equivalent fractions.If you do not know what an equivalent fraction is or how to find them, this is the video for you.Taught by a real te ...

Mathematical expression showing the number three and two-fifths.
May 5, 2010

Sometimes math problems are easier to solve if you can convert a number into different types. In this tutorial, taught by a real math teacher, learn how to take a mixed number and turn it back into a ...

Making improper fractions into mixed numbers, example calculation.
May 5, 2010

Sometimes, problems are easier to solve if the numbers are presented in different ways. For example, if you are having trouble doing an equation with an improper fraction, consider turning that fract ...