Math Calculators

• Basic Calculator

  Perform basic arithmetic operations: addition, subtraction, multiplication, division, and percentage calculations.

• Test Grade Calculator

  Calculate student grades and statistics for various grading methods

• BMI Calculator

  Calculate Body Mass Index (BMI) based on height and weight

• Confidence Interval Calculator

  Calculate confidence intervals for population means, proportions, and differences

• Mortgage Calculator

  Calculate mortgage payments, affordability, and amortization schedules for property loans.

• Sales Tax Calculator

  Calculate sales tax, final price, and pre-tax amount for any purchase

• Percentage Calculator

  Calculate percentages, percentage changes, and differences between numbers

• Square Footage Calculator

  Calculate square footage and area conversions for various shapes including price calculations.

• Fraction Calculator

  Perform arithmetic operations on fractions: add, subtract, multiply, divide, and simplify.

• Random Number Generator

  Generate random numbers with customizable ranges and distribution types.

• Simplifying Fractions Calculator

  Simplify fractions and convert improper fractions to mixed numbers.

• Volume Calculator

  Calculate the volume of various 3D shapes with different units.

• Motion Calculator

  Calculate velocity, acceleration, distance, and time in motion problems.

• Standard Deviation Calculator

  Calculate standard deviation and variance from a dataset

• BPM Calculator

  Calculate tempo and timing in music with this BPM (Beats Per Minute) calculator.

• P-value Calculator

  Calculate p-values and statistical significance for various hypothesis tests

• Scientific Calculator

  Advanced scientific calculator with trigonometric, logarithmic, and exponential functions.

• Absolute Value Calculator

  Calculate the absolute value of numbers or expressions

• Unit Converter

  Convert between various units including length, weight, volume, area, speed, and pressure.

• Tile Calculator

  Estimate tiles needed for flooring, walls, or backsplashes, including waste.

• Every Second Calculator

  Discover what happens around the world in any time interval.