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Basic Calculators
Master fundamental calculations with our comprehensive suite of basic math tools. From simple arithmetic to complex fraction simplification, these calculators handle the essential mathematical operations you use daily. Whether you're managing finances, checking homework, or making quick calculations at the store, our basic calculators provide instant, accurate results without the need for pen and paper.
12 calculators in this category
Area of a Circle
BasicArea and circumference from radius.
Area of a Rectangle
BasicArea and perimeter from width/height.
Average / Quick Stats
BasicAverage, sum, min, max from a list.
Basic Calculator
BasicAdd/subtract/multiply/divide/powers.
Fraction Simplifier
BasicReduce a fraction + mixed number + decimal.
GCD / LCM
BasicGreatest common divisor and least common multiple.
Percentage Calculator
BasicPercent of, what percent, increase/decrease.
Power & Root
BasicCompute x^n and n-th root of x.
Prime Checker
BasicCheck if an integer is prime.
Ratio / Proportion
BasicSolve a:b = c:d for missing value.
Rounding
BasicRound a number to N decimals.
Unit Price
BasicCost per item or per unit.
Popular Use Cases
- ✓Quick percentage calculations for tips, discounts, and taxes
- ✓Simplifying complex fractions for recipes and measurements
- ✓Finding greatest common divisors and least common multiples
- ✓Working with geometric shapes for home projects and crafts
- ✓Rounding numbers to specified decimal places
Related Tools
basic calculatorarithmeticpercentage calculatorfraction calculatorsimple math