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Khan Academy | Free Online Courses, Lessons & Practice
Learn for free about math, art, computer programming, economics, physics, chemistry, biology, medicine, finance, history, and more. Khan Academy is a nonprofit with the mission of …
6th grade math - Khan Academy
Learn sixth grade math—ratios, exponents, long division, negative numbers, geometry, statistics, and more. (aligned with Common Core standards)
6th grade math (VA SOL) - Khan Academy
Test your knowledge of the skills in this course. Start Course challenge
Differential Calculus - Khan Academy
Explore Khan Academy's comprehensive differential calculus lessons and practice problems, all available for free to enhance your learning experience.
5th grade math - Khan Academy
Learn fifth grade math—arithmetic with fractions and decimals, volume, unit conversion, graphing points, and more. This course is aligned with Common Core standards.
Khan Academy
Khan Academy offers free, world-class math education for anyone, anywhere.
Algebra 1 | Math | Khan Academy
The Algebra 1 course, often taught in the 9th grade, covers Linear equations, inequalities, functions, and graphs; Systems of equations and inequalities; Extension of the concept of a …
Precalculus | Math | Khan Academy
The Precalculus course covers complex numbers; composite functions; trigonometric functions; vectors; matrices; conic sections; and probability and combinatorics. It also has two optional …
8th grade math - Khan Academy
Learn eighth grade math—functions, linear equations, geometric transformations, and more. (aligned with Common Core standards)
4th grade math - Khan Academy
Learn fourth grade math—arithmetic, measurement, geometry, fractions, and more. This course is aligned with Common Core standards.