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.

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

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Each exercise in this course represents a chapter from the course. You can practice each exercise multiple times and see different questions from that chapter each time. Try and gain …

Khan Academy's Algebra 1 course is built to deliver a comprehensive, illuminating, engaging, and Common Core aligned experience! **Teaching this course? Check out our [teacher resources] …

NCERT Math Class 3 Numbers from 1 to 1000 Addition and subtraction without regrouping Addition and subtraction with regrouping Multiplication Division Smart charts Geometry and …

NCERT Math Class 11 Unit 1 Sets Unit 2 Relations and functions Unit 3 Trigonometric functions

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

NCERT Math Class 9 12 units · 63 skills Unit 1 Number Systems Unit 2 Polynomials Unit 3 Coordinate geometry

Learn seventh grade math—proportions, algebra basics, arithmetic with negative numbers, probability, circles, and more. (aligned with Common Core standards)