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  1. Khan Academy’s practice questions are 100% freewith no ads or subscriptions. What do Khan Academy’s interactive math worksheets cover? Our 100,000+ practice questions cover every math topic from arithmetic to calculus, as well as ELA, Science, Social Studies, and more.

    • Engineering

      by David Barnett Analytics at Khan Academy Providing a free,...

    • Educators

      Educators. Teachers and educators use Khan Academy to...

    • Khan Academy Kids

      Khan Academy Kids. Inspire a lifetime of learning and...

    • Unit 8

      A random variable is some outcome from a chance process,...

  2. Online practice problems with answers for students and teachers. Pick a topic and start practicing, or print a worksheet for study sessions or quizzes.

  3. Desmos Studio offers free graphing, scientific, 3d, and geometry calculators used globally. Access our tools, partner with us, or explore examples for inspiration.

  4. Online practice problems for math, including arithmetic, algebra, calculus, linear algebra, number theory, and statistics. Get help from hints and Step-by-step solutions. Generate printable worksheets.

  5. A beautiful, free online scientific calculator with advanced features for evaluating percentages, fractions, exponential functions, logarithms, trigonometry, statistics, and more.

  6. Explore math with our beautiful, free online graphing calculator. Graph functions, plot points, visualize algebraic equations, add sliders, animate graphs, and more.

  7. Symbolab is the best step by step calculator for a wide range of math problems, from basic arithmetic to advanced calculus and linear algebra. It shows you the solution, graph, detailed steps and explanations for each problem.