Free Math Calculators
Percentage calculators, fraction tools, scientific calculator, and more math utilities for students, teachers, and professionals.
Percentage Calculator
Calculate percentages easily. Find X% of Y, what percent X is of Y, and percentage changes.
Scientific Calculator
SoonAdvanced calculator with trigonometric, logarithmic, and exponential functions.
Fraction Calculator
SoonAdd, subtract, multiply, and divide fractions with step-by-step solutions.
GCD/LCM Calculator
SoonFind the greatest common divisor and least common multiple of numbers.
Prime Number Checker
SoonCheck if a number is prime and find its prime factors.
Factorial Calculator
SoonCalculate factorials, permutations, and combinations.
About Our Math Calculators
Mathematics is everywhere in daily life, from calculating tips and discounts to solving complex equations. Our free math calculators help you tackle any numerical challenge quickly and accurately, whether you are a student doing homework, a professional crunching numbers, or anyone who needs to solve math problems.
Each calculator is designed with a simple interface that gives you instant results. No complex software to install, no accounts to create. Just enter your numbers and get your answer.
Common Math Problems We Solve
- Percentages: Discounts, tips, tax calculations, percentage changes
- Fractions: Addition, subtraction, multiplication, division of fractions
- Scientific: Trigonometry, logarithms, exponents, roots
- Number Theory: GCD, LCM, prime factorization, primality testing
- Combinatorics: Factorials, permutations, combinations
Frequently Asked Questions
What math calculators are available?
We offer a variety of free math calculators including percentage calculator, scientific calculator, fraction calculator, GCD/LCM calculator, prime number checker, factorial calculator, and more. Each tool is designed to solve specific mathematical problems quickly.
How accurate are the calculations?
Our calculators use precise mathematical algorithms and can handle calculations with high accuracy. Results are computed using standard floating-point arithmetic, suitable for most everyday and educational purposes.
Can students use these calculators for homework?
Yes! Our math calculators are perfect for students. They help verify homework answers and understand mathematical concepts. However, we encourage learning the underlying methods alongside using the tools.
Do I need any math knowledge to use these tools?
No advanced knowledge is needed. Each calculator has a simple interface where you input numbers and get results. We also provide explanations of what each calculation means and how it works.
Can I use the scientific calculator for trigonometry?
Yes, our scientific calculator supports trigonometric functions (sin, cos, tan), logarithms, exponents, square roots, and more. It can handle most calculations needed for high school and college math courses.