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Scientific Calculator
Advanced scientific functions including trigonometry, logarithms, and complex number operations.
- DEG/RAD/GRAD mode switching
- Memory functions and history
- Scientific notation support
Fraction Calculator
Add, subtract, multiply, and divide fractions with step-by-step simplification and visual models.
- Mixed number conversion
- Visual pie chart representations
- Least common denominator finder
Percentage Calculator
Solve all percentage problems including increase/decrease, proportion, and percentage of total.
- Discount and markup calculations
- Percentage difference visualizer
- Grade percentage converter
Algebra Calculator
Solve equations, simplify expressions, and factor polynomials with step-by-step solutions.
- Quadratic equation solver
- System of equations calculator
- Step-by-step solution breakdown
Geometry Calculator
Calculate areas, volumes, and properties of 2D and 3D shapes with formula references.
- Triangle solver (SSS, SAS, ASA)
- Circle and ellipse properties
- 3D shape volume and surface area
Statistics Calculator
Compute mean, median, standard deviation, and probability distributions with data visualization.
- Descriptive statistics suite
- Normal distribution calculator
- Regression analysis tools
Unit Converter
Convert between measurement units for length, weight, volume, temperature, and more.
- 100+ unit conversions
- Custom conversion factors
- Historical measurement systems
Graphing Calculator
Plot functions, inequalities, and parametric equations with interactive coordinate systems.
- Multiple function plotting
- Zoom and pan functionality
- Intersection point finder
Classroom Favorites
Scientific Calculator
Fraction Calculator
Algebra Solver
Unit Converter
Perfect for Academic Use
1
Solve Problems
Input equations or values - no registration required
2
Learn Concepts
Step-by-step solutions with formula explanations
3
Verify Answers
Check homework solutions without sharing your work
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