Learn the basics of algebra—focused on common mathematical relationships, such as linear relationships.

Mar 15, 2021 · “My students love Khan Academy because they can immediately learn from their mistakes, unlike traditional worksheets.” Ahmed A. Biology teacher, Houston, TX Is Khan …

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Unit test Test your understanding of Introduction to algebra with these 13 questions.

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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 …

This unit prepares you for the fundamental algebra skills you'll need for the SAT Math test. Work through the entire lesson for a skill, or take the quiz to cover the whole skill at once.

This topic isn't algebra, but it is a survey of all of the most important pre-algebra skills you need to really digest algebra. These skills also tend to be pretty important in life in general!

The core idea in algebra is using letters to represent relationships between numbers without specifying what those numbers are! Let's explore the basics of communicating in algebraic …

Learn fifth grade math—arithmetic with fractions and decimals, volume, unit conversion, graphing points, and more. This course is aligned with Common Core standards.