Math & Numbers Calculators
Perform essential math calculations including percentages, fractions, ratios, and number operations. Quick tools for everyday arithmetic and number theory.
All Math & Numbers calculators
10 tools, sorted alphabetically
Age Calculator
Calculate your exact age in years, months, and days from your date of birth. Find age differences and upcoming birthday countdowns.
Exponent Calculator
Calculate powers, roots, negative exponents, and scientific notation for real-number exponent problems with step-by-step input clarity.
Factorial Calculator
Calculate n factorial for nonnegative integers and see the multiplication pattern behind permutations and combinations quickly.
Fraction Calculator
Add, subtract, multiply, and divide fractions. Simplify fractions, convert between mixed numbers and improper fractions.
LCM & GCD Calculator
Find the Least Common Multiple and Greatest Common Divisor of two or more numbers. Essential for fraction arithmetic and number theory.
Percentage Calculator
Calculate percentages, parts, totals, discounts, percent of a value, and percentage-based comparisons with clear inputs.
Percentage Change Calculator
Calculate percent increase or decrease between an original value and a new value for growth, discounts, and trend comparisons.
Random Number Generator
Generate random integers or decimals for games, sampling, classroom activities, testing, passwords, and quick decisions.
Ratio Calculator
Simplify ratios, compare equivalent forms, and convert ratio relationships into fractions, percentages, and practical proportions.
Scientific Notation Calculator
Convert numbers to and from scientific notation, perform arithmetic, and understand powers of ten for math and science problems.