Learn fractions the easy way! Simple explanations for adding, subtracting, multiplying, and dividing fractions. Perfect for beginners with tons of examples.
Learn exponents the easy way! Understand what powers mean, learn the simple rules, and see why 2³ = 8. Perfect for beginners with fun examples and real-life uses.
Master the quadratic formula with clear explanations, discriminant analysis, vertex finding, and real applications. Learn to solve any ax² + bx + c = 0 equation with confidence.
Learn matrix operations including addition, multiplication, determinants, inverses, and eigenvalues. Complete guide with clear examples and real-world applications in graphics, physics, and AI.
Learn derivatives with power rule, product rule, quotient rule, and chain rule. Includes clear examples, common mistakes, and real-world applications in physics, economics, and optimization.
Master the least common multiple with three powerful methods: listing multiples, prime factorization, and the GCF shortcut. Learn how to add fractions, solve scheduling problems, and more.
Master standard deviation with clear explanations, step-by-step calculations, and real-world applications. Learn variance, population vs sample, and the 68-95-99.7 rule.
Learn how to find distance between points in 2D and 3D, understand the connection to the Pythagorean theorem, and apply it to navigation, game development, and physics.
Learn how to calculate percentages, percentage increase/decrease, and solve real-world problems. Includes tips, discounts, test scores, and mental math shortcuts.
Understand slope formula, positive/negative/zero/undefined slopes, slope-intercept form, and parallel/perpendicular lines with clear examples and real applications.
Master the greatest common factor with three powerful methods: listing factors, prime factorization, and the Euclidean algorithm. Includes worked examples and practice problems.
Understand factorials with plain-language definitions, patterns, shortcuts, and links to permutations, combinations, and binomial coefficients—with practice.
Understand what partial derivatives mean and compute them fast with power, product, and chain rules; includes mixed partials, gradient, tangent plane, and worked examples.