Need help figuring out how to solve algebra problems involving averages? From Ramanujan to calculus cocreator 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 follow in their footsteps (or just finish your homework or study for that next big test). With this installment from Internet pedagogical superstar Salman Khan's series of free math tutorials, you'll learn how to solve algebra problems involving averages.
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How To: Remember "greater than" & "less than" symbols

How To: Spend Money on a Graphing Calculator? Nah—Just Use This WebBased TI Emulator

How To: Find the Percent Given Two Numbers

How To: Use ">" (greater than) and "<" (less than) symbols

How To: Find a number given Its percent

How To: Find the slope of a line given 2 points with fractions

How To: Solve population proportion problems in statistics

How To: Find the Volume of Composite Figures (Also Called Composite Shapes)

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How To: Factor perfect square polynomials

How To: Find the area of a parallelogram using geometry

How To: Calculate percent composition for chemistry

How To: Calculate the height and volume of a pyramid

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How To: Do long division without a calculator

How To: Convert between diameter and radius

How To: Find Leg Lengths and Hypotenuse of a 45 45 90 Triangle

How To: Find the area of a triangle when given 2 sides & angle

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