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Created by experts, Khan Academy’s library of trusted, standards-aligned practice and lessons covers math K-12 through early college, grammar, science, history, AP®, SAT®, and more. It’s all free for learners and teachers.
Algebra (all content) | Khan Academy. 20 units · 412 skills. Unit 1 Introduction to algebra. Unit 2 Solving basic equations & inequalities (one variable, linear) Unit 3 Linear equations, functions, & graphs. Unit 4 Sequences. Unit 5 System of equations. Unit 6 Two-variable inequalities. Unit 7 Functions.
Learn the basics of algebra—focused on common mathematical relationships, such as linear relationships.
The best way for adults to learn math. For lifelong learners of any age — master math concepts in minutes a day with bite-sized, interactive lessons in algebra, geometry, logic, probability, and more. Get started
23 maj 2023 · In this article, I compiled 120 free online courses offered by the 60 best universities in the world for studying math in 2023. I did so by combining popular university rankings to identify the best institutions, and then I used the Class Central database to find all their math online courses.
By revisiting topics ranging from fractions and number lines to geometric shapes and exponents, you will reinforce the foundations of your mathematical knowledge and sharpen your problem solving strategies.