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New Calculators
Check out our latest additions to help you with your calculations
Square Root Calculator
Calculate principal and secondary square roots, and identify perfect squares.
Radical Simplifier Calculator
Simplify square roots instantly to their exact simplest radical form.
Prime Factorization Calculator
Find the prime factors and prime power representation of any number
Distance Formula Calculator
Calculate the distance between two points on a 2D plane
Sum of Series Calculator
Calculate the sum of arithmetic, geometric, and infinite series with step-by-step solutions
Synthetic Division Calculator
Divide polynomials by linear factors (x - c) using synthetic division with step-by-step solutions
Polynomial Division Calculator
Divide any polynomial by another polynomial using long division with step-by-step solutions
Greatest Common Factor Calculator
Find the GCF of two or more numbers using prime factorization and Euclidean algorithm
Popular Calculators
Discover our most-used calculators trusted by millions of users worldwide
Calories Burned Dancing Calculator
Calculate how many calories you burn while dancing based on dance style, duration, and body weight.
Drive Time Calculator
Calculate how long your road trip will take based on distance and average speed
Surface Area Calculator
Calculate the surface area of cubes, spheres, cylinders, cones, and other 3D shapes instantly
Calories Burned Biking Calculator
Calculate how many calories you burn while cycling or biking based on speed, duration, and body weight.
Binomial Coefficient Calculator
Calculate C(n,k) combinations with step-by-step solutions and Pascal's Triangle visualization
Antilog Calculator
Calculate antilogarithms (inverse logarithms) with any base including base 10 and natural antilog
On Base Percentage Calculator
Calculate OBP - how often a batter reaches base safely
Retirement Calculator
Calculate how much you need to save for retirement and estimate your future retirement income
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Tested formulas and calculations you can trust for important decisions.
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Optimized for all devices. Calculate on-the-go from your phone or tablet.
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Save Favorites
Bookmark your go-to calculators for instant access on your personalized homepage
Save Calculations
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Access your favorites and saved calculations from any device, anytime
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Browse by Category
Explore our organized collection of calculators designed for your specific needs
Test Grade Calculator
Calculate your test score percentage and letter grade instantly
GPA Calculator
Calculate your Grade Point Average and track your academic progress
IELTS Score Calculator
Calculate your overall IELTS band score from section scores
College GPA Calculator
Calculate your college cumulative GPA and project future academic standing
Grade Calculator
Calculate your weighted average, final grade, and what you need to pass
Semester Grade Calculator
Calculate your semester grade using weighted averages for coursework, exams, and projects
ACT Score Calculator
Calculate your ACT composite score from section scores
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