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Scientific calculators, equations, and math tools — 6 free tools, all processing client-side for maximum privacy. No sign-up, no limits, no data collection.
Full-featured scientific calculator with trigonometry, logarithms, and memory functions.
Add, subtract, multiply, and divide fractions. Simplify and convert to decimals.
Solve quadratic equations and find roots. Shows step-by-step solution.
Perform matrix operations: addition, multiplication, determinant, inverse.
Calculate probabilities for various events and distributions.
Calculate area of various shapes: circle, triangle, rectangle, trapezoid, and more.