Mathematics Calculators: Algebra, Geometry, Fractions & Probability

Solve quadratic equations using the quadratic formula with real and complex root derivations.

Calculate planar surface area for rectangles, triangles, circles, and trapezoids with unit conversions.

Calculate mean, sum, median, and numeric count from any list of numbers instantly.

Perform fraction operations with worked common denominators, mixed number support, and lowest-term reduction.

Solve percentages, find percentage increases, calculate markdowns, and determine fractional differences.

Calculate theoretical probability, complementary chances, and percentage likelihood of occurrence.

Generate true unbiased random numbers within any integer range using browser cryptographic entropy.

Simplify ratios, solve equivalent fractions, and scale screen aspect ratios seamlessly.

Evaluate complex algebraic and scientific calculations: sin, cos, tan, log, exp, square root, and powers.

Calculate principal square roots, cube roots, and arbitrary power exponents for any number.

Calculate internal three-dimensional volumetric displacement for boxes, cylinders, and spheres.

Mathematics & Algebra