ACT Math ยท 45 questions, 50 minutes

Free ACT Math lessons, worked step by step

Start with the 11 free topics, taken from all 6 areas of the test and with no account needed: read the idea, follow the worked examples, then practise. Every practice question brings new numbers each time, so you learn the method, not the answer.

Start the first free lesson See ACT Math Prep

Number and Quantity

7 topics, 2 free

  1. Integers, Factors, Multiples and Primes ACT Math Prep
  2. Fractions, Decimals and Number Forms ACT Math Prep
  3. Exponents and Scientific Notation ACT Math Prep
  4. Radicals and Rational Exponents Free
  5. Complex Numbers ACT Math Prep
  6. Matrices Free
  7. Vectors ACT Math Prep

Algebra

10 topics, 2 free

  1. Linear Equations and Inequalities in One Variable ACT Math Prep
  2. Writing Expressions and Equations from Words ACT Math Prep
  3. Lines: Slope, Forms, Parallel and Perpendicular ACT Math Prep
  4. Systems of Linear Equations Free
  5. Linear Inequalities in Two Variables ACT Math Prep
  6. Quadratic Equations Free
  7. Polynomials: Operations, Factor and Remainder Theorems ACT Math Prep
  8. Rational Expressions and Equations ACT Math Prep
  9. Radical Equations ACT Math Prep
  10. Absolute Value Equations and Inequalities ACT Math Prep

Functions

12 topics, 2 free

  1. Function Notation, Domain and Range ACT Math Prep
  2. Composite and Inverse Functions ACT Math Prep
  3. Transformations of Graphs Free
  4. Piecewise Functions ACT Math Prep
  5. Quadratic Functions and Parabolas ACT Math Prep
  6. Graphs of Polynomials: Zeros and End Behavior ACT Math Prep
  7. Rational Functions and Asymptotes ACT Math Prep
  8. Exponential Growth and Decay ACT Math Prep
  9. Logarithms ACT Math Prep
  10. Arithmetic and Geometric Sequences ACT Math Prep
  11. The Unit Circle and Radian Measure ACT Math Prep
  12. Graphs of Sine and Cosine Free

Geometry

11 topics, 2 free

  1. Angles, Parallel Lines and Polygons ACT Math Prep
  2. Congruent and Similar Triangles ACT Math Prep
  3. Right Triangles and Special Right Triangles ACT Math Prep
  4. Right-Triangle Trigonometry ACT Math Prep
  5. The Law of Sines and the Law of Cosines ACT Math Prep
  6. Area and Perimeter of Plane Figures ACT Math Prep
  7. Surface Area and Volume Free
  8. Circles: Arcs, Sectors, Chords and Inscribed Angles ACT Math Prep
  9. Coordinate Geometry: Distance and Midpoint ACT Math Prep
  10. Conic Sections: Circles, Ellipses and Hyperbolas Free
  11. Transformations in the Plane ACT Math Prep

Statistics and Probability

7 topics, 2 free

  1. Mean, Median, Mode and Weighted Average ACT Math Prep
  2. Data Displays and Spread ACT Math Prep
  3. Scatterplots and Lines of Fit Free
  4. Counting: Permutations and Combinations ACT Math Prep
  5. Probability Free
  6. Expected Value ACT Math Prep
  7. Samples, Surveys and Studies ACT Math Prep

Integrating Essential Skills

3 topics, 1 free

  1. Ratios, Rates and Proportions ACT Math Prep
  2. Percentages Free
  3. Units and Rates in Modeling ACT Math Prep