Free Online Mathematical Calculators

Accurate, fast, and easy-to-use calculators for students, teachers, and professionals. Calculate roots, powers, percentages, logarithms, and more.

Browse All 95 Calculators

Algebra

i

Complex Numbers

Operations with complex numbers.
x³

Cubic Equation

Solve cubic equations with real roots.
<

Inequalities

Solve linear and quadratic inequalities.
log

Logarithm

Natural log, common log, and custom bases.
[ ]

Matrix Operations

Determinant, inverse, and multiplication.
P(x)

Polynomial

Evaluate and analyze polynomial functions.
x²

Quadratic Equation

Solve ax² + bx + c = 0 with step-by-step solutions.
∑

Sequences & Series

Arithmetic and geometric sequences.
[ ]

System of Equations

Solve systems of equations using matrix methods.
→

Vector

2D and 3D vector operations.

Calculus

d/dx

Derivative

Calculate derivatives of functions.
e^x

Exponential Growth/Decay

Model exponential growth and decay.
∫

Integral

Compute definite and indefinite integrals.
lim

Limit

Evaluate limits of functions.

Trigonometry

sinh

Hyperbolic

Hyperbolic functions and inverses.
arcsin

Inverse Trig

Calculate arcsin, arccos, arctan.
∠

Law of Sines & Cosines

Solve any triangle with these laws.
△

Right Triangle

Solve right triangles with given sides or angles.
sin

Trig Functions

Calculate sin, cos, tan, and their inverses.

Geometry

📐

Area Only

Calculate area of various shapes.
●

Circle Calculator

Calculate circumference, area, and arc length.
x³

Cube

Find the cube of any number.
📏

Distance Calculator

Distance between two points.
📏

Perimeter Only

Calculate perimeter of various shapes.
⬟

Polygon

Calculate properties of regular polygons.
a²+b²

Pythagorean Theorem

Apply the Pythagorean theorem.
m

Slope & Line

Find slope and equation of a line.
x²

Square

Calculate the square of any number.
△

Square Footage

Measure rooms in feet, meters, or inches. Add as many rooms as you need, see a running tot
🔲

Surface Area Only

Calculate surface area of 3D shapes.
🧊

Volume Only

Calculate volume of 3D shapes.

Statistics & Probability

B(n,p)

Binomial Distribution

Calculate binomial probabilities.
χ²

Chi-Square

Chi-square goodness of fit and independence tests.
CI

Confidence Interval

Calculate confidence intervals.
r

Correlation

Calculate correlation coefficient.
x̄

Mean Only

Calculate arithmetic mean.
μ

Mean, Median, Mode

Calculate central tendency measures.
M

Median Only

Calculate median value.
Mo

Mode Only

Find most frequent values.
N(μ,σ)

Normal Distribution

Calculate probabilities for normal distribution.
nPr

Permutation & Combination

Calculate nPr and nCr values.
P(λ)

Poisson Distribution

Calculate Poisson probabilities.
P

Basic Probability

Calculate simple probability.
📈

Linear Regression

Find line of best fit.
σ

Standard Deviation

Calculate variance and standard deviation.
t

T-Test

Perform t-tests for means.
Z

Z-Score

Calculate Z-scores and probabilities.

Number Theory & Arithmetic

|x|

Absolute Value

Find the magnitude of any real number.
∛

Cube Root

Find the cube root of any real number.
0.5

Decimal & Fraction

Convert between decimals and fractions.
xⁿ

Exponent

Calculate any number raised to any power.
n!

Factorial

Calculate factorial of any non-negative integer.
½

Fraction Calculator

Add, subtract, multiply, and divide fractions.
GCD

GCD Only

Find greatest common divisor of two numbers.
GCD

GCD & LCM

Find greatest common divisor and least common multiple.
LCM

LCM Only

Find least common multiple of two numbers.
mod

Modulo

Calculate remainder of division (a mod n).
ⁿ√

Nth Root

Calculate any root of a number.
BIN

Number Base

Convert between binary, decimal, octal, hex.
%

Percentage

Calculate percentages, increase, and decrease.
✶

Prime Factorization

Break down numbers into prime factors.
:

Ratio

Simplify ratios and find missing values.
XIV

Roman Numeral

Convert between Roman and Arabic numerals.
≈

Rounding

Round numbers to any decimal place.
E

Scientific Notation

Convert to and from scientific notation.
#

Significant Figures

Enter any number — including scientific notation like 1.23e4 — to count its significant fi
√

Square Root

Calculate the square root of any positive number.

Financial

CAGR

CAGR Calculator

Calculate compound annual growth rate.
CI

Compound Interest

Calculate compound interest growth.
$

Discount

Find the sale price and your savings from any percent-off deal — or reverse the math to re
$

Loan Amortization Schedule

See exactly where every payment goes. Enter the loan amount, annual interest rate and term
EMI

Loan EMI

Calculate monthly loan payments.
$

Mortgage

Estimate your monthly principal-and-interest payment. Enter the home price, down payment,

±%

Percentage Change

Calculate percentage increase or decrease.
$

Present Value

What is a future sum of money worth today? Enter the future value, the annual discount rat
$

Salary to Hourly

Convert between annual salary and hourly wage in both directions. Set your hours per week

$

Sales Tax

Add tax to a price or back the tax out of a total. Enter the combined rate for the exact l
SI

Simple Interest

Calculate simple interest.
SIP

SIP Calculator

Calculate mutual fund SIP returns.

Unit Converters

GB

Data Storage

Convert between data storage units.
m/ft

Length

Convert between length units.
Pa

Pressure

Convert between pressure units.
km/h

Speed

Convert between speed units.
°C

Temperature

Convert between Celsius, Fahrenheit, Kelvin.
⏱️

Time

Convert between time units.
km/mi

Unit Converter

Convert between different units.
L/gal

Volume

Convert between volume units.
kg/lb

Weight

Convert between weight units.

Everyday

★

Age

Enter your date of birth to find your exact age in years, months and days, your total days
★

BMI

Calculate your body mass index from height and weight. Switch between metric and imperial

★

Date

Find the number of days between two dates, or add and subtract days from any date. Results
★

GPA

Add your courses, pick each letter grade, and enter credit hours. Your credit-weighted GPA
★

Grade

Final exam planner: enter your current course grade, the final exam weight, and your targe
★

Random Number Generator

Generate random numbers in any range with cryptographically secure randomness. Choose how

★

Tip

Enter your bill, pick a tip percentage, and split the total. Get the tip amount, total wit

About YourCalco

Welcome to YourCalco, your comprehensive resource for online mathematical calculators. Our tools are designed to help students, teachers, engineers, scientists, and professionals perform mathematical calculations quickly and accurately. With over 40 calculators spanning basic arithmetic to advanced linear algebra, we have tools for every mathematical need.

Each calculator on our platform provides not only instant results but also educational content including formulas, step-by-step explanations, and practical examples. We believe that understanding the math behind the calculation is just as important as getting the answer.

Features of Our Calculators

  • Instant Results: Get your calculations in real-time without page reloads
  • High Precision: Accurate results with customizable precision settings
  • Educational Content: Learn formulas, concepts, and practical applications
  • Mobile-Friendly: Use our calculators on any device, anywhere
  • Completely Free: No registration, no downloads, no hidden fees
  • 95 Calculators: From basic math to advanced linear algebra and complex numbers

Frequently Asked Questions

What makes YourCalco different from other calculator sites?
YourCalco provides comprehensive educational content alongside each calculation. We explain the formulas, show the methodology, and provide practical examples. Our calculators are designed for learning as much as for quick calculations.
Are these calculators accurate for academic and professional use?
Yes, our calculators use JavaScript's built-in Math library and proven algorithms to ensure accuracy. We display results with appropriate precision and handle edge cases carefully. However, for critical applications, always verify results with your primary tools.
Do I need to create an account to use the calculators?
No, all our calculators are completely free to use without any registration. Simply visit the calculator page, enter your values, and get instant results.
Can I use these calculators on my phone?
Absolutely! All our calculators are fully responsive and work perfectly on smartphones, tablets, and desktop computers. The interface adapts to your screen size for optimal usability.