Math & Numbers Calculators
Perform essential math calculations including percentages, fractions, ratios, and number operations. Quick tools for everyday arithmetic and number theory.
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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 and roots. Evaluate exponential expressions, find nth roots, and solve exponent problems.
Factorial Calculator
Calculate factorials, permutations, and combinations. Essential for probability and combinatorics problems.
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 instantly. Find what percent one number is of another, calculate percentage increase or decrease, and solve percentage problems.
Percentage Change Calculator
Calculate the percentage increase or decrease between two values. Find how much something has changed in percentage terms.
Random Number Generator
Generate random numbers within any range. Use for lottery picks, random selections, statistical sampling, or decision making.
Ratio Calculator
Solve ratios and proportions. Scale values proportionally, simplify ratios, and find missing values in proportional relationships.
Scientific Notation Calculator
Convert numbers to and from scientific notation. Perform arithmetic operations with numbers in scientific notation.