Бесплатные математические онлайн-инструменты для студентов, учителей и профессионалов.
Мгновенно решайте задачи по алгебре, арифметике, геометрии, статистике и математическому анализу с пошаговыми решениями.
Арифметика
Базовые математические операции, включая дроби, проценты, пропорции и фундаментальные вычисления.
Percentage Калькулятор
Fraction Калькулятор
Ratio Калькулятор
Decimal to Fraction Конвертер
Fraction to Decimal Конвертер
Percentage Increase Калькулятор
Percentage Decrease Калькулятор
Proportion Калькулятор
Percentage Change Калькулятор
Mixed Number Калькулятор
Average Калькулятор
Order of Operations Решатель
Простой калькулятор
Absolute Change Calculator
Associative Property Calculator
Compatible Numbers Calculator
Consecutive Integers Calculator
Distributive Property Calculator
Egyptian Fractions Calculator
Long Addition Calculator
Multiplicative Inverse Calculator
Order of Magnitude Calculator
Partial Products Calculator
Perfect Cube Calculator
Perfect Square Calculator
Pi Approximation Calculator
Powers of i Calculator
Reciprocal Calculator
Round to the Nearest Thousand Calculator
Digit Sum Calculator
Sum of Products Calculator
Terminating Decimals Calculator
Алгебра
Решатели уравнений, инструменты факторизации, квадратные уравнения и упрощение выражений.
Eigenvalue Calculator
Eigenvector Calculator
Characteristic Polynomial Calculator
LU Decomposition (Gauss Elimination)
LU Decomposition (Doolittle's Method)
LU Decomposition (Crout's Method)
Matrix Rank Calculator
Upper Triangular Matrix Calculator
Lower Triangular Matrix Calculator
Reduced Row Echelon Form (RREF) Calculator
Row Echelon Form Calculator
Scientific Калькулятор
Quadratic Formula Решатель
Linear Equation Решатель
System of Equations Решатель
Algebraic Expression Simplifier
Matrix Калькулятор
Polynomial Equation Решатель
Algebra Equation Решатель
Калькулятор 2D-трансформации векторов
Ceiling Function Calculator
Floor Division Calculator
Floor Function Calculator
Greater Than or Less Than Calculator
Polish Notation Converter
Reverse FOIL Calculator
Nth Root Calculator | Find Roots Easily
Set Builder Notation Calculator
Геометрия
Калькуляторы площади, периметра и объема с интерактивной SVG-визуализацией для всех фигур.
Area Калькулятор
Volume Калькулятор
Circle Калькулятор
Perimeter Калькулятор
Pythagorean Theorem Калькулятор
Surface Area Калькулятор
Triangle Калькулятор
Sphere Калькулятор
Cylinder Калькулятор
Cone Калькулятор
Trapezoid Калькулятор
Ellipse Калькулятор
Rectangle Калькулятор
Arc Length Калькулятор
Distance Formula Калькулятор
Тригонометрия
Калькуляторы синуса, косинуса, тангенса, конвертеры углов и решение треугольников.
Sine Калькулятор
Cosine Калькулятор
Tangent Калькулятор
Right Triangle Решатель
Trigonometric Functions Калькулятор
Angle Конвертер
Статистика
Инструменты для расчета среднего, медианы, моды, стандартного отклонения, вероятности и анализа данных.
Mean Median Mode Калькулятор
Standard Deviation Калькулятор
Variance Калькулятор
Probability Калькулятор
Permutation and Combination Калькулятор
Z-Score Калькулятор
Percentile Калькулятор
Weighted Average Калькулятор
Quartile Калькулятор
Correlation Coefficient Калькулятор
Fundamental Counting Principle Calculator
Geometric Mean Calculator
Harmonic Mean Calculator
Исчисление
Калькуляторы производных, интегралов, пределов и числовых рядов.
Derivative Калькулятор
Integral Калькулятор
Limit Калькулятор
Series Калькулятор
Definite Integral Решатель
Конвертер величин
Конвертируйте единицы длины, веса, температуры, времени, скорости и другие величины.
Length Конвертер
Weight Конвертер
Temperature Конвертер
Area Конвертер
Volume Конвертер
Speed Конвертер
Time Конвертер
Digital Storage Конвертер
Energy Конвертер
Power Конвертер
Pressure Конвертер
Angle Unit Конвертер
Force Конвертер
Torque Конвертер
Base Converter - Online Tool
Теория чисел
Разложение на простые множители, НОД, НОК, римские цифры, названия чисел и делимость.
GCF Калькулятор
LCM Калькулятор
Prime Factorization Tool
Significant Figures Калькулятор
Rounding Калькулятор
Binary Конвертер
Hexadecimal Конвертер
Roman Numerals Конвертер
Divisibility Калькулятор
Number Names Конвертер
Prime Number Checker
Digital Root Calculator
GCF and LCM Calculator
Magic Square Calculator
Modular Multiplicative Inverse Calculator
Relatively Prime Calculator
Triangular Numbers Calculator
Fermat's Little Theorem Calculator
Power Mod Calculator
Графические инструменты
Стройте графики функций, визуализируйте уравнения, координатная геометрия и интерактивные графики.
Function Plotter
Line Graph Генератор
Coordinate Geometry Решатель
Equation Grapher
Визуализатор координатной геометрии
Electric
Calculators for Ohm's law, power, voltage drop, and electrical engineering.
Light
Calculators for illuminance and lux measurements.
Finance
Calculators for mortgages, compound interest, discounts, and VAT/GST.
Ипотечный калькулятор
Калькулятор сложного процента
Калькулятор простых процентов
Калькулятор скидок
Калькулятор НДС
Grades
Calculators for GPA and final grades for students and teachers.
Health
Calculators for BMI and other health metrics.
Text Tools
Word counters, ASCII converters, and online notepads.
Web Tools
RGB color converters and other web utilities.
Most used tools.
Jump straight into the calculators our users love most.
Percentage Калькулятор
Рассчитать percentages, Найти what percent one number is of another, or determine the whole from a percentage.
Fraction Калькулятор
Add, subtract, multiply, and divide fractions with step-by-step solutions.
Ratio Калькулятор
Решить ratios, Найти equivalent ratios, and Конвертировать ratios to fractions or percentages.
Scientific Калькулятор
A full-featured scientific calculator with trigonometric, logarithmic, and exponential functions.
Area Калькулятор
Рассчитать the area of rectangles, triangles, circles, trapezoids, and more with visual diagrams.
Volume Калькулятор
Найти the volume of cubes, spheres, cylinders, cones, and other 3D shapes.
GCF Калькулятор
Найти the Greatest Common Factor of two or more numbers using prime factorization or the Euclidean algorithm.
LCM Калькулятор
Рассчитать the Least Common Multiple of two or more numbers instantly.
Prime Factorization Tool
Break down any number into its prime factors with a visual factor tree.
Significant Figures Калькулятор
Count significant figures and round numbers to the correct number of sig figs.
Создано для того, как вы учитесь.
Every detail is designed to make math accessible, fast, and understandable.
Instant Calculations
Results appear as you type. No page reloads, no waiting — just fast, real-time math.
Mobile Friendly
Every tool is designed mobile-first. Calculate on the go from any device, anywhere.
Free Forever
All tools are completely free. No premium tiers, no hidden fees, no paywalls.
No Registration
Start calculating immediately. No accounts, no email, no personal data collected.
Accurate Results
Precision-engineered algorithms. Results you can trust for homework, work, or research.
Educational Explanations
Every tool includes step-by-step solutions, formulas, and examples to help you learn.
What Are Online Math Tools?
Online math tools are web-based calculators and interactive utilities designed to help you solve mathematical problems quickly and accurately. Unlike traditional calculators, modern online math tools provide step-by-step solutions, visual diagrams, and educational explanations that help you understand the underlying concepts — not just get the answer.
At Basic Math Tools, we offer a comprehensive suite of free calculators spanning arithmetic, algebra, geometry, trigonometry, statistics, calculus, number theory, unit conversion, and graphing. Whether you're a student working through homework, a teacher preparing lesson materials, or a professional needing quick calculations, our tools are built for you.
How Math Calculators Help Students
Mathematics can be challenging, but having the right tools makes a significant difference in learning outcomes. Online math calculators serve as powerful educational companions by providing:
Instant verification
Check your homework answers and identify mistakes before submitting assignments.
Step-by-step breakdowns
See exactly how a problem is solved, from the initial setup to the final answer, helping you learn the process rather than memorizing results.
Visual learning aids
Our geometry tools include interactive SVG diagrams that illustrate shapes, angles, and measurements, making abstract concepts tangible.
Practice and exploration
Experiment with different inputs to build intuition about mathematical relationships and patterns.
Formula reference
Every tool page includes the relevant formulas, definitions, and common examples for quick review.
Benefits of Using Basic Math Tools
Our platform is designed with a focus on speed, accuracy, and education. Here's what sets Basic Math Tools apart from other calculator websites:
No registration required
Start calculating immediately. We don't require accounts, email addresses, or personal information.
Completely free
Every tool on our platform is free to use, with no premium tiers or hidden fees.
Lightning-fast performance
Built with modern web technologies for instant loading and real-time calculations without page reloads.
Mobile-optimized
Every calculator works beautifully on phones, tablets, and desktops. Calculate on the go from any device.
Educational content
Each tool includes detailed explanations, worked examples, FAQs, and formula references to support learning.
Accessible design
Clean, high-contrast design with keyboard navigation support and screen reader compatibility.
Educational Use Cases
Basic Math Tools serves a wide range of educational and professional needs:
K-12 students
From basic fraction and percentage calculations to geometry and algebra problem-solving, our tools support curriculum-aligned learning at every grade level.
College and university students
Advanced tools for statistics, calculus, and scientific calculations help with coursework, lab reports, and exam preparation.
Teachers and educators
Generate examples, verify solutions, and create visual aids for classroom instruction. Our step-by-step solutions make excellent teaching demonstrations.
Professionals
Engineers, architects, accountants, and scientists use our unit converters, geometry calculators, and statistical tools for quick, reliable calculations in their daily work.
Parents and tutors
Support students with homework help using our clear, educational explanations and worked examples.
Ready to start calculating?
Our growing library includes calculators for percentages, greatest common factors, area and perimeter, prime factorization, unit conversion, and many more.
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