MathIsimple

MathIsimple

Simple, friendly math tools and learning. Accurate calculators. Clean explanations. No clutter.

Fast & clean Accurate results Learning-first
Free Online Calculators

Math Calculators

Free online calculators with step-by-step solutions for all your math needs.

Popular

Radical Calculator

Simplify square roots, cube roots, and nth roots with step-by-step solutions.

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Health

BSA/BMI Calculator

Calculate Body Surface Area and Body Mass Index with health interpretations.

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Medical

eAG/A1C Calculator

Convert between blood sugar and hemoglobin A1C with diabetes management guidelines.

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Programming

Modulo Calculator

Calculate modulo operations with step-by-step explanations for programming and math.

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Math

RREF Calculator

Transform matrices to reduced row echelon form with step-by-step operations.

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31+ Tools

More Calculators

Browse our complete collection of free online professional calculators.

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Learning Hub

Comprehensive math learning with tutorials, practice, and examples.

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1st Grade Math

Interactive lessons for addition, subtraction, numbers to 120, measurement, and shapes.

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2nd Grade Math

Master two-digit operations, multiplication, division, place value up to 1000, and problem-solving.

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3rd Grade Math

Master multi-digit operations, advanced multiplication, fractions, measurement, and complex problem-solving.

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4th Grade Math

Master advanced elementary mathematics with multi-digit operations, fractions, decimals, geometry, and algebra basics.

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5th Grade Math

Master advanced 5th grade math concepts including fraction operations, decimal calculations, algebra basics, geometry, and data analysis.

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6th Grade Math

Master advanced 6th grade math concepts including ratios, proportions, algebraic expressions, geometry, statistics, and problem-solving strategies.

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7th Grade Math

Master advanced 7th grade math concepts including rational numbers, ratios & proportions, algebraic expressions, geometry, statistics, and comprehensive problem solving.

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8th Grade Math

Master advanced 8th grade math concepts including linear functions, Pythagorean theorem, similarity, quadratic equations, advanced statistics, and comprehensive problem solving.

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9th Grade Math

Advanced algebra foundations, functions (linear & quadratic), geometry proofs with congruent triangles, and statistics & data interpretation.

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10th Grade Math

Linear systems with parameters, inequality systems & linear programming, and function-inequality connections with real-world modeling.

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11th Grade Math

Polynomial & rational functions, exponential & logarithmic models, 3D geometry, trigonometry, statistics, and calculus fundamentals.

New

12th Grade Math

Calculus deep dive, linear algebra basics, probability & statistics, advanced functions, discrete math, and real-world modeling.

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Geometry Spot

Calculators, lessons, and practice for plane geometry.

Updated

Statistics Hub

Mathematical statistics, probability theory, stochastic processes, and data analysis tools.

New

Financial Mathematics

Comprehensive financial markets, instruments, derivatives, and quantitative finance tools for modern financial analysis.

More subjects coming soon: Linear Algebra, Calculus, Differential Equations, and more!

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