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# Math

## Early math review

Learn early elementary math—counting, shapes, basic addition and subtraction, and more.

## Kindergarten

Learn kindergarten math—counting, basic addition and subtraction, and more. (aligned with Common Core standards)

Learn first grade math—addition, subtraction, length, graphs, time, and shapes. (aligned with Common Core standards)

Learn second grade math—addition and subtraction with regrouping, place value, measurement, shapes, and more. (aligned with Common Core standards)

Learn third grade math—fractions, area, arithmetic, and so much more. This course is aligned with Common Core standards.

Learn fourth grade math—arithmetic, measurement, geometry, fractions, and more. This course is aligned with Common Core standards.

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

Learn sixth grade math—ratios, exponents, long division, negative numbers, geometry, statistics, and more. (aligned with Common Core standards)

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

Learn eighth grade math—functions, linear equations, geometric transformations, and more. (aligned with Common Core standards)

## Arithmetic

This Arithmetic course is a refresher of place value and operations (addition, subtraction, division, multiplication, and exponents) for whole numbers, fractions, decimals, and integers. If you are learning the content for the first time, consider using the grade-level courses for more in-depth instruction.

## Basic geometry and measurement

This Basic geometry and measurement course is a refresher of length, area, perimeter, volume, angle measure, and transformations of 2D and 3D figures. If you are learning the content for the first time, consider using the grade-level courses for more in-depth instruction.

## Algebra basics

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

## Algebra 1

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 function; Exponential models; and Quadratic equations, functions, and graphs. Khan Academy's Algebra 1 course is built to deliver a comprehensive, illuminating, engaging, and Common Core aligned experience!

## High school geometry

Learn high school geometry—transformations, congruence, similarity, trigonometry, analytic geometry, and more. (aligned with Common Core standards)

## Algebra 2

The Algebra 2 course, often taught in the 11th grade, covers Polynomials; Complex Numbers; Rational Exponents; Exponential and Logarithmic Functions; Trigonometric Functions; Transformations of Functions; Rational Functions; and continuing the work with Equations and Modeling from previous grades. Khan Academy's Algebra 2 course is built to deliver a comprehensive, illuminating, engaging, and Common Core aligned experience!

## Trigonometry

Learn trigonometry—right triangles, the unit circle, graphs, identities, and more.

## High school statistics

Learn high school statistics—scatterplots, two-way tables, normal distributions, binomial probability, and more.

## Precalculus

The Precalculus course covers complex numbers; composite functions; trigonometric functions; vectors; matrices; conic sections; and probability and combinatorics. It also has two optional units on series and limits and continuity. Khan Academy's Precalculus course is built to deliver a comprehensive, illuminating, engaging, and Common Core aligned experience!

## Differential Calculus

Learn differential calculus—limits, continuity, derivatives, and derivative applications.

## Integral Calculus

Learn integral calculus—indefinite integrals, Riemann sums, definite integrals, application problems, and more.

## Multivariable calculus

Learn multivariable calculus—derivatives and integrals of multivariable functions, application problems, and more.

## Differential equations

Learn differential equations—differential equations, separable equations, exact equations, integrating factors, and homogeneous equations, and more.

## Linear algebra

Learn linear algebra—vectors, matrices, transformations, and more.

## 6th grade (Illustrative Mathematics)

These materials enable personalized practice alongside the new Illustrative Mathematics 6th grade curriculum. They were created by Khan Academy math experts and reviewed for curriculum alignment by experts at both Illustrative Mathematics and Khan Academy.

## 7th grade (Illustrative Mathematics)

These materials enable personalized practice alongside the new Illustrative Mathematics 7th grade curriculum. They were created by Khan Academy math experts and reviewed for curriculum alignment by experts at both Illustrative Mathematics and Khan Academy.

## 8th grade (Illustrative Mathematics)

These materials enable personalized practice alongside the new Illustrative Mathematics 8th grade curriculum. They were created by Khan Academy math experts and reviewed for curriculum alignment by experts at both Illustrative Mathematics and Khan Academy.

## 3rd grade (Eureka Math/EngageNY)

Learn third grade math aligned to the Eureka Math/EngageNY curriculum—fractions, area, arithmetic, and so much more.

## 4th grade (Eureka Math/EngageNY)

Learn fourth grade math aligned to the Eureka Math/EngageNY curriculum—arithmetic, measurement, geometry, fractions, and more.

## 5th grade (Eureka Math/EngageNY)

Learn fifth grade math aligned to the Eureka Math/EngageNY curriculum—arithmetic with fractions and decimals, volume problems, unit conversion, graphing points, and more.

## 6th grade (Eureka Math/EngageNY)

Learn sixth grade math aligned to the Eureka Math/EngageNY curriculum—ratios, exponents, long division, negative numbers, geometry, statistics, and more.

## 7th grade (Eureka Math/EngageNY)

Learn seventh grade math aligned to the Eureka Math/EngageNY curriculum—proportions, algebra basics, arithmetic with negative numbers, probability, circles, and more.

## 8th grade (Eureka Math/EngageNY)

Learn eighth grade math aligned to the Eureka Math/EngageNY curriculum —functions, linear equations, geometric transformations, and more.

## Algebra 1 (Eureka Math/EngageNY)

Learn Algebra 1 aligned to the Eureka Math/EngageNY curriculum —linear functions and equations, exponential growth and decay, quadratics, and more.

## Geometry (Eureka Math/EngageNY)

Learn Geometry aligned to the Eureka Math/EngageNY curriculum —transformations, congruence, similarity, and more.

## Algebra 2 (Eureka Math/EngageNY)

Learn Algebra 2 aligned to the Eureka Math/EngageNY curriculum —polynomials, rational functions, trigonometry, and more.

## Precalculus (Eureka Math/EngageNY)

Learn Precalculus aligned to the Eureka Math/EngageNY curriculum —complex numbers, vectors, matrices, and more.

## 3rd grade foundations (Eureka Math/EngageNY)

Foundational material to help you prepare for Eureka Math/EngageNY 3rd grade

## 4th grade foundations (Eureka Math/EngageNY)

Foundational material to help you prepare for Eureka Math/EngageNY 4th grade

## 5th grade foundations (Eureka Math/EngageNY)

Foundational material to help you prepare for Eureka Math/EngageNY 5th grade

## 6th grade foundations (Eureka Math/EngageNY)

Foundational material to help you prepare for Eureka Math/EngageNY 6th grade

## 7th grade foundations (Eureka Math/EngageNY)

Foundational material to help you prepare for Eureka Math/EngageNY 7th grade

## 8th grade foundations (Eureka Math/EngageNY)

Foundational material to help you prepare for Eureka Math/EngageNY 8th grade.

## Mathematics 1

The Mathematics 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 function; Exponential models; Introductory statistics; and Geometric transformations and congruence. Khan Academy's Mathematics 1 course is built to deliver a comprehensive, illuminating, engaging, and Common Core aligned experience!

## Mathematics 2

The Mathematics 2 course, often taught in the 10th grade, covers Quadratic equations, functions, and graphs; Complex numbers; Rational exponents and exponential models; Similarity and Trigonometry; Solids; Circles and other Conic sections; and introductory Probability. Khan Academy's Mathematics 2 course is built to deliver a comprehensive, illuminating, engaging, and Common Core aligned experience!

## Mathematics 3

The Mathematics 3 course, often taught in the 11th grade, covers Polynomials; Logarithms; Transformations of functions; an extension of the worlds of Equations and Modeling; Trigonometric functions; Rational functions; and an extension of the world of Statistics and Probability. Khan Academy's Mathematics 3 course is built to deliver a comprehensive, illuminating, engaging, and Common Core aligned experience!

## Arithmetic (all content)

Learn arithmetic—addition & subtraction, multiplication & division, fractions, decimals, and more.

Get ready for 3rd grade math! Learn the skills that will set you up for success in addition and subtraction; multiplication and division; fractions; patterns and problem solving; area and perimeter; telling time; and data.

Get ready for 4th grade math! Learn the skills that will set you up for success in place value; addition and subtraction; multiplication and division; fractions; plane figures; and area and perimeter.

Get ready for 5th grade math! Learn the skills that will set you up for success in decimal place value; operations with decimals and fractions; powers of 10; volume; and properties of shapes.

Get ready for 6th grade math! Learn the skills that will set you up for success in ratios, rates, and percentages; arithmetic operations; negative numbers; equations, expressions, and inequalities; and geometry.

Get ready for 7th grade math! Learn the skills that will set you up for success in negative number operations; fractions, decimals, and percentages; rates and proportional relationships; expressions, equations, and inequalities; geometry; and statistics and probability.

Get ready for 8th grade math! Learn the skills that will set you up for success in numbers and operations; solving equations and systems of equations; linear equations and functions; and geometry.

## Get ready for Algebra 1

Get ready for Algebra 1! Learn the skills that will set you up for success in equations and inequalities; working with units; linear relationships; functions and sequences; exponents radicals, and irrational numbers; and quadratics.

## Get ready for Geometry

Get ready for high school geometry! Learn the skills that will set you up for success in congruence, similarity, and triangle trigonometry; analytic geometry; conic sections; and circles and solid geometry.

## Get ready for Algebra 2

Get ready for Algebra 2! Learn the skills that will set you up for success in polynomial operations and complex numbers; equations; transformations of functions and modeling with functions; exponential and logarithmic relationships; trigonometry; and rational functions.

## Get ready for Precalculus

Get ready for Precalculus! Learn the skills that will set you up for success in complex numbers; polynomials; composite and inverse functions; trigonometry; vectors and matrices; series; conic sections; and probability and combinatorics.