Math Tools

Scientific calculator, LCM & HCF calculator, prime number checker, statistical average calculator, and ratio calculator. Solve complex math problems right in your browser.

Scientific Calculator

Full scientific calculator with trigonometry, logarithms, constants, and calculation history.

LCM & HCF Calculator

Calculate Least Common Multiple and Greatest Common Divisor with step-by-step working.

Prime Number Checker

Check if numbers are prime and list all prime numbers up to N.

Average Calculator

Calculate mean, median, mode, range, variance, and standard deviation for any dataset.

Ratio Calculator

Simplify ratios, find missing values, and divide values proportionally by ratios.

Frequently Asked Questions

What operations does the scientific calculator support?

The scientific calculator supports basic arithmetic, trigonometric functions (sin, cos, tan), logarithms (log, ln), exponents, square roots, factorials, and constants like π and e.

Does the LCM/HCF calculator show the working?

Yes, the LCM & HCF calculator provides step-by-step working showing how the result is calculated, which is great for learning and verification.

What statistics does the average calculator provide?

It calculates mean (average), median, mode, range, variance, and standard deviation for any set of numbers.