Math Tools
Math Tools
Free interactive calculators and converters to make math faster and easier. Pick any tool below to get started.
Loan Repayment Planner
See your monthly payment, total interest, and full payoff timeline
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Tutoring Cost Estimator
Work out weekly, monthly, and full-term tutoring costs
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Household Budget Splitter
Break your take-home pay into needs, wants, and savings
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Orthodontic Cost Estimator
Compare braces pricing, insurance coverage, and monthly plans
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Life Cover Estimator
Figure out how much coverage your family actually needs
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College Fund Growth Planner
Project how a savings plan grows with steady monthly deposits
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Fraction Workbench
Add, subtract, multiply, and divide fractions with visual pie charts
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Percent Finder
Work out percentages and percentage change with an animated ring
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Measurement Converter
Switch between length, weight, temperature, volume, and speed instantly
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Area & Perimeter Solver
Get area and perimeter for circles, triangles, rectangles, and more
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Line Grapher
Plot any linear equation on a live coordinate grid
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Prime Number Tester
Test any number for primality and see its full factor list
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GCF & LCM Finder
Find the greatest common factor and least common multiple in one step
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Ratio & Proportion Solver
Solve proportions and simplify ratios with an animated balance scale
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Data Summary Tool
Get mean, median, mode, and range from any data set instantly
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Powers & Roots Calculator
Visualize powers and roots with an animated grid
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Roman Numeral Translator
Translate between numbers and Roman numerals with a chisel animation
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Multiplication Grid
An interactive, color-coded multiplication grid up to 15×15
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Linear Equation Helper
Work through linear equations step by step on a chalkboard
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Triangle Solver
Solve any triangle from its sides and angles with a live diagram
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Number Base Translator
Translate numbers between binary, octal, decimal, and hex
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