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Solve complex equations and basic arithmetic. Explore our math tools: fraction calculators, algebra solvers, matrix calculators, area & volume calculators, trigonometry tools, and quadratic equations solver.
Select a tool below to make instant calculations with step-by-step breakdowns.
Perform arithmetic operations on fractions: add, subtract, multiply, and divide two fractions. Simplifies the results dynamically and provides decimal equivalencies.
Convert any positive or negative decimal value into its simplest fraction form, showing both proper/mixed fractions and percentages.
Simplify given ratios to their simplest form, or solve for missing variables to compute equivalent proportions. Our free calculator also handles scaling up or down, and helps solve complex ratio problems instantly.
Calculate the percentage change between an initial and a final value, determining whether it represents an increase or decrease.
Compute the arithmetic average (mean), total sum, and count of up to 5 custom numbers instantly.
Compute primary descriptive statistical indicators (Mean, Median, Mode, and Range) for up to 5 custom numbers.
Solve trigonometric, exponential, logarithmic, and root functions for standard algebraic values.
Find the Least Common Multiple (LCM) of up to three positive integers instantly.
Find the Highest Common Factor (HCF) / Greatest Common Divisor (GCD) of up to three integers.
Verify if a given positive integer is prime, identify the next prime number, and view prime factorizations.
Find all positive and negative mathematical factors (divisors) of a given number, and check if it is a perfect number.
Generate complete, readable multiplication grids up to a custom limit for any integer.
Solve equations of the format Base raised to the Power (exponent), expressing large results in scientific notation.
Solve the square root of any non-negative number, and verify if it represents a perfect square.
Solve basic algebraic equations of the format ax + b = c, displaying solved variable results.
Solve quadratic equations of the format ax^2 + bx + c = 0, calculating root coordinates and discriminants.
Solve systems of two linear equations with two variables: a1x + b1y = c1 and a2x + b2y = c2.
Evaluate cubic polynomial functions of the form f(x) = ax^3 + bx^2 + cx + d at a given value of x.
Reduce heavy fractions into their simplest proper or improper equivalents.
Calculate determinants, trace values, and inverse matrices for any 2x2 mathematical matrix grid.
Solve logarithm equations of any base: log_b(x) = y.
Compute arithmetic and geometric progression sequences, solving for the N-th term and cumulative sums.
Evaluate probability indicators for single and independent multiple events: unions, intersections, and complements.
Solve permutation (nPr) and combination (nCr) count values for given parameters total elements N and selection R.
Compute union and intersection subsets for two sets containing 3 custom integer elements each.
Solve areas and perimeters for common 2D structural shapes (Square, Rectangle, Circle, Triangle).
Solve trigonometric values (sin, cos, tan, cosec, sec, cot) for degrees or radian structures.
Solve the surface boundaries areas of Rectangles, Circles, Triangles, and Trapezoids.
Solve perimeters and outer circumference boundaries for Rectangles, Squares, Circles, and Triangles.
Solve areas, perimeter paths, and all internal angles for triangles given 3 side lengths.
Enter a circle radius to instantly solve diameter, boundary circumference, and surface area.
Solve the volumetric capacities of cubes, rectangular prisms, spheres, cylinders, and cones.
Solve total outer face surface areas of Cubes, Rectangular Prisms, Spheres, and Cylinders.
Solve missing sides of right-angled triangles using the Pythagorean equation a^2 + b^2 = c^2.
Calculate the straight-line distance and midpoint coordinates between two 2D points (x1, y1) and (x2, y2).
Convert custom angles between degrees and radians, solving complementary and supplementary angles.
Frequently asked questions about calculating parameters in our mathematics suite.
We support over 137 high-performance online calculators across finance, business, daily utility, education, and health metrics. Access everything 100% free with presentation-ready exports.