🎓 Grades & Exams
➗ Mathematics
Statistics, equation solving, prime numbers, and probability — the everyday maths toolkit for students.
4 free tools · no sign-up
📊StatisticsPaste any data (even from Excel) → full panel: mean/median/mode, sample & population SD, quartiles, outliers, histogram, box plot & PDF.Open tool →🧮Equation SolverLinear, quadratic & 2×2 systems with textbook steps — discriminant, vertex, factored form, parabola graph & Vieta checks.Open tool →🔢Prime CheckerPrime verdict with the proof shown — factorization tiles, all divisors, prime neighbourhood & twin-prime detection.Open tool →🎲ProbabilitySingle events, and/or, at-least-once & nCr/nPr — with dice/coin/card presets, odds, fractions & textbook steps.Open tool →
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