A list of all of the mathematics exercises on Khan Academy. These range from basic addition and subtraction to calculus. Some topics and exercises award the user Challenge Patches once they finish a category while others simply count towards badges such as Da Vinci.
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All items (1289)
A
- Absolute value equations
- Absolute value to find distance
- Absolute value to find distance 2
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- Add 10s and 100s (no regrouping)
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- Add 2- and 3-digit numbers (no regrouping)
- Add 2-digit numbers (no regrouping)
- Add 2-digit numbers by making tens
- Add 2-digit numbers by making tens 2
- Add 3 numbers
- Add and subtract on the number line word problems
- Add and subtract polynomials with one variable
- Add and subtract polynomials: two variables
- Add and subtract rational expressions by finding the least common multiple
- Add and subtract rational expressions with factored denominators
- Add and subtract rational expressions with relatively prime denominators
- Add and subtract rational expressions with the same denominator
- Add and subtract using a number line
- Add and subtract within 100 word problems 1
- Add and subtract within 100 word problems 2
- Add using groups of 10 and 100
- Add within 10
- Add within 100
- Add within 1000: Level 1
- Add within 1000: Level 2
- Add within 20
- Add within 5
- Add, subtract, multiply, and divide numerical radical terms
- Adding and subtracting complex numbers
- Adding and subtracting decimals word problems
- Adding and subtracting fractions of pizzas, pies, and cakes
- Adding and subtracting fractions with like denominators word problems
- Adding and subtracting fractions with unlike denominators
- Adding and subtracting fractions with unlike denominators challenge
- Adding and subtracting fractions with unlike denominators word problems
- Adding and subtracting in scientific notation
- Adding and subtracting mixed numbers with like denominators 1
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- Adding and subtracting mixed numbers with unlike denominators 1
- Adding and subtracting mixed numbers with unlike denominators 2
- Adding and subtracting negative fractions
- Adding and subtracting negative fractions, decimals, and percents
- Adding and subtracting polynomials
- Adding and subtracting polynomials with one variable
- Adding and subtracting polynomials with two variables
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- Adding and subtracting rational expressions 1
- Adding and subtracting rational expressions 2
- Adding and subtracting rational expressions 3
- Adding and subtracting rational expressions 4
- Adding and subtracting rational expressions 5
- Adding and subtracting rational expressions 6
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- Adding and subtracting using a number line
- Adding and subtracting vectors in rectangular form
- Adding and subtracting within 1000 using a number line
- Adding decimals (tenths)
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- Adding decimals 2
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- Adding fractions with common denominators
- Adding fractions with unlike denominators
- Adding negative numbers intro
- Adding negative numbers on the number line
- Adding probabilities
- Adding vectors in magnitude and direction (answer in component form)
- Adding vectors in magnitude and direction form
- Addition and subtraction trig identities
- Addition and subtraction within 10
- Addition within 1000
- Addition word problems within 10
- Advanced reflections
- Advanced structure in expressions
- Age word problems
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- Algebraically finding inverses
- Alternating series
- Alternating series remainder
- Amplitude of trigonometric functions
- Analyze extraneous solutions of radical equations
- Analyze invertible and non-invertible functions
- Analyze the solutions of systems of equations algebraically
- Analyze the solutions of systems of equations graphically
- Angle bisector theorem
- Angle types
- Angles of a polygon
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- Applications of derivatives: Motion along a line
- Applications of derivatives: Tangent and normal lines
- Applications of differentiation in biology, economics, physics, etc.
- Applying angle addition formulas
- Applying right triangles
- Approximating square roots
- Approximating with powers of 10
- Arc length of functions in one variable
- Arc length of polar curves
- Area and circumference of circles
- Area and perimeter of rectangles word problems
- Area and the distributive property
- Area between a curve and an axis
- Area between two curves
- Area challenge
- Area enclosed by polar graphs
- Area of a circle
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- Area of quadrilaterals and polygons
- Area of trapezoids, rhombi, and kites
- Area of triangles
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- Area problems
- Area under a rate function equals net change
- Area, volume, and surface area
- Areas of circles and sectors
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- Arithmetic series
- Arithmetic word problems with mass
- Arithmetic word problems with volume
- Associative property of multiplication
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- Average rate of change word problems
- Average value of a function
- Average word problems
- Axis of symmetry
B
C
- Calculating finite geometric series
- Calculating the interquartile range (IQR)
- Calculating the mean
- Calculating the mean absolute deviation (MAD)
- Calculating the mean from data displays
- Calculating the median
- Calculating the median from data displays
- Categorize quadrilaterals
- Central, inscribed, and circumscribed angles
- Chain rule on three functions
- Chain rule on two functions
- Checking solutions of systems of inequalities
- Checking solutions of two-variable linear inequalities
- Checking solutions to systems of equations
- Checking solutions to two-variable linear equations
- Checking solutions to two-variable linear inequalities
- Circles and arcs
- Circles and Pythagorean identities
- Classify complex numbers
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- Classifying numbers
- Classifying shapes by line and angle types
- Clusters, gaps, peaks, and outliers
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- Combining like terms
- Combining like terms with distribution
- Combining like terms with negative coefficients
- Combining like terms with negative coefficients & distribution
- Combining like terms with rational coefficients
- Combining the product and chain rules
- Common denominators
- Commutative property of multiplication
- Compare 2-digit numbers
- Compare 3-digit numbers
- Compare features of functions
- Compare numbers of objects 1
- Compare numbers of objects 2
- Compare properties of quadratic functions
- Compare shapes
- Compare size
- Compare the growth rates of exponentials and polynomials
- Comparing absolute values
- Comparing absolute values 2
- Comparing area and perimeter
- Comparing areas by multiplying