Mathematics

Professional basic calculator for arithmetic operations including addition, subtraction, multiplication, division, and percentage calculations. Perfect for everyday math and quick calculations.

Advanced scientific calculator with trigonometric, logarithmic, exponential functions, and statistical operations. Essential for students, engineers, and scientific calculations.

Add, subtract, multiply, transpose, invert, and evaluate determinants for 2x2 and 3x3 matrices.

Solve one-variable linear equations and 2x2 linear systems with clear algebraic steps.

Solve quadratic equations and inspect roots, discriminant, symmetry axis, and vertex.

Comprehensive percentage calculator for percentage calculations, percentage change, percentage increase/decrease, and percentage of numbers. Perfect for business, finance, and academic use.

Comprehensive triangle calculator for area, perimeter, height, angles, and side lengths. Supports all triangle types including right, isosceles, and scalene triangles with detailed geometric analysis.

Compute radius, diameter, circumference, and area from any one known circle measurement.

Find the slope between two points, together with rise, run, distance, and the line equation.

Calculate the distance, midpoint, coordinate differences, and Manhattan distance between two points.

Professional number rounding calculator for rounding up, down, or to nearest decimal places. Essential for financial calculations, statistical analysis, and precise mathematical operations.

Advanced probability calculator for combinations, permutations, binomial distributions, and statistical probability analysis. Perfect for statistics, research, and mathematical probability calculations.

Professional absolute value calculator for positive and negative numbers, complex expressions, and mathematical operations. Essential for algebra, calculus, and advanced mathematical analysis.

Statistical Z-score calculator for normal distribution analysis, probability calculations, and standardized score assessment. Essential for statistics, research, and data analysis.

Professional Pythagorean theorem calculator for right triangle calculations. Find missing sides, verify right angles, and solve geometric problems with accurate mathematical computations.

Advanced significant figures calculator for scientific notation, precision analysis, and mathematical operations. Essential for chemistry, physics, and laboratory calculations with proper rounding rules.

Professional P-value calculator for statistical hypothesis testing, significance analysis, and research validation. Essential for scientists, researchers, and statistical data analysis.

Advanced GCF calculator for finding greatest common factors and least common multiples of multiple integers. Perfect for algebra, number theory, and mathematical problem solving.

Find the least common multiple of two or more integers with pairwise steps and prime factor analysis.

Check whether a number is prime, factor composite numbers, and list primes within a range.

Simplify fractions, compare two fractions, and perform addition, subtraction, multiplication, and division.

Simplify ratios, generate equivalent ratios, and solve missing values in proportions.

Work through long division with quotient, remainder, decimal expansion, and detailed steps.

Compute logarithms for any valid base, or evaluate powers as the inverse operation.

Online math formula editor and LaTeX converter. Edit formulas visually, paste LaTeX source, generate MathML, copy code, or export PNG images for homework, papers, slides, and docs.

Advanced mathematical expression calculator supporting complex operations, functions, variables, and algebraic expressions. Perfect for students, engineers, and mathematical problem solving.

Smart test grade evaluation system supporting multiple calculation modes including wrong answers, correct answers, and scores. Features customizable grading standards and grade classifications for accurate exam scoring and grade assessment. Provides detailed performance analysis and improvement suggestions, perfect for school exams, training assessments, competition scoring, and academic progress tracking.

Smart decimal-fraction conversion tool with bidirectional conversion between decimals and fractions, automatic simplification to lowest terms, displaying both mixed numbers and improper fractions. Supports positive and negative numbers with high-precision calculations. Widely used in mathematics education, cooking measurements, engineering calculations, and everyday fraction-decimal conversions. Essential mathematical tool for students, teachers, and engineers.

Professional binary conversion and operation tools, support fast conversion between binary, octal, decimal, and hexadecimal, provide binary addition, subtraction, multiplication, division and bit operations (AND, OR, XOR) functions, and display multi-binary control results in real time It is a necessary tool for computer students, programmers and electronic engineers to learn and work, and help understand the underlying data representation and bit operation principles of computers