Math Tools
Math Tools
Free interactive calculators and converters to make math faster and easier. Pick any tool below to get started.
Loan Payoff Planner
See your monthly payment, total interest, and full payoff timeline
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Tutoring Price Planner
Work out weekly, monthly, and full-term tutoring costs
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Paycheck Split Planner
Break your take-home pay into needs, wants, and savings
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Braces Price Estimator
Compare braces pricing, insurance coverage, and monthly plans
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Coverage Needs Estimator
Figure out how much coverage your family actually needs
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College Fund Planner
Project how a savings plan grows with steady monthly deposits
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Fraction Companion
Add, subtract, multiply, and divide fractions with visual pie charts
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Percent Snapshot
Work out percentages and percentage change with an animated ring
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Quick Unit Switch
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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Curve Plotter
Plot any linear equation on a live coordinate grid
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Prime Spotter
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 Snapshot 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 Decoder
Translate between numbers and Roman numerals with a chisel animation
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Multiplication Chart Tool
An interactive, color-coded multiplication grid up to 15×15
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Equation Balancer
Work through linear equations step by step on a chalkboard
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Triangle Measure Solver
Solve any triangle from its sides and angles with a live diagram
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Number Base Switcher
Translate numbers between binary, octal, decimal, and hex
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