Math & Science Calculators
Scientific, graphing, statistics, fractions, and geometry tools. — 16 free tools, all running locally in your browser.
Most Popular
Concrete Calculator
Calculate the exact amount of concrete needed for your project in cubic yards and cubic meters. Estimate bags required for slabs, footings, and columns.
Date Calculator
Calculate the exact number of days, months, and years between two dates, or add/subtract time from a specific date with our free Date Calculator.
Fraction Calculator
Add, subtract, multiply, and divide fractions easily. Includes mixed numbers and simplification.
GPA Calculator
Calculate your high school or college GPA easily. Add your courses, grades, credits, and class weights to find your exact Grade Point Average (GPA).
Grade Calculator
Calculate your current class grade, weighted average, and exactly what you need to score on your final exam to pass or get an A in the class.
Graphing Calculator
Plot equations, analyze functions, and visualize mathematically across a customizable interactive grid.
All Math & Science Calculators (16)
Math & Science Calculators
From basic arithmetic to advanced statistical analysis, our math calculators provide precise, interactive tools for students, engineers, and researchers.
Advanced Computation
The Scientific Calculator offers trigonometric, logarithmic, and exponential functions. For visual learners, the Graphing Calculator plots equations in real-time with interactive zoom and pan.
Statistics & Probability
Analyze datasets with the Statistics Calculator, compute Standard Deviation, run P-Value hypothesis tests, and generate random numbers for simulations.
Algebra & Geometry
Solve fractions, compute percentages, analyze triangles, and work with scientific notation. Every calculator shows step-by-step breakdowns where applicable.
All tools support keyboard shortcuts for rapid input and are optimized for both desktop and mobile use.