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Instructional Videos

The following are instructional videos from Khan Academy on various mathematical skills and concepts, arranged according to course level.

Prealgebra
Comparing integers Comparing decimals Comparing fractions   List factors of a number
Prime factorization Adding & subtracting integers Multiplying integers
Dividing integers

Beginning Algebra
Negative numbers Adding integers Subtracting integers Multiplying integers
Dividing integers Order of operations Simplifying fractions Comparing fractions
Multiplying fractions Dividing fractions Adding & subtracting fractions (like denominators) Adding & subtracting fractions (unlike denominators) Converting to decimals Ratios Proportions Mixed numbers & improper fractions Adding & subtracting mixed numbers
Multiplying & dividing mixed numbers Converting decimals to fractions
Converting decimals to percents Converting percents to decimals & fractions
Finding percents Solving percent problems

Intermediate Algebra
Simplifying fractions Comparing fractions Multiplying fractions Dividing fractions Adding & subtracting fractions (like denominators) Converting to decimals Ratios
Adding & subtracting fractions (unlike denominators)   Proportions
Mixed numbers & improper fractions Adding & subtracting mixed numbers
Multiplying & dividing mixed numbers Solving linear equations
Solving quadratic equations by factoring Solving rational equations Slope
Slope-intercept form Point-slope form Parallel and perpendicular lines Graphing lines
Greatest common factor Factoring quadratics, leading coefficient = 1
Factoring quadratics by grouping, leading coefficient ≠ 1 Difference of squares
Polynomials with quadratic form Using exponent rules Negative & fractional exponents
Adding & subtracting polynomials Multiplying polynomials
Introduction to rational expressions Simplifying rational expressions
Multiplying & dividing rational expressions Adding & subtracting rational expressions

Transfer level math, non-Calculus
Greatest common factor Factoring quadratics, leading coefficient = 1
Factoring quadratics by grouping, leading coefficient ≠ 1 Difference of squares
Polynomials with quadratic form Using exponent rules Negative & fractional exponents
Solving linear equations   Solving quadratic equations by factoring Slope
Solving rational equations Slope-intercept form Point-slope form Graphing lines
Parallel and perpendicular lines Introduction to functions Evaluating functions
Domain and range Determine domain Composite functions Inverse functions
Evaluating logarithms e and the natural log Using the properties of logs
Change of base formula Solving log equations Solving exponential equations with logs
Graphing log functions

Transfer level math, Calculus
Greatest common factor Factoring quadratics, leading coefficient = 1
Factoring quadratics by grouping, leading coefficient ≠ 1 Difference of squares
Polynomials with quadratic form Using exponent rules Negative & fractional exponents
Solving linear equations   Solving quadratic equations by factoring Slope
Solving rational equations Slope-intercept form Point-slope form Graphing lines
Parallel and perpendicular lines Introduction to functions Evaluating functions
Domain and range Determine domain Composite functions Inverse functions
Evaluating logarithms e and the natural log Using the properties of logs
Change of base formula Solving log equations Solving exponential equations with logs
Graphing log functions Unit circle Graphing sin, cos, & tan using the unit circle
Inverse trig functions Introduction to differentiation Power rule Chain rule
Product & quotient rules Derivatives of common functions Derivatives of inverse functions
Antiderivatives Riemann sums Evaluating definite integrals U-substitution