Calculadora multimodo

A versatile online calculator with four modes: standard arithmetic, scientific functions (trig/log/factorial), base conversion (binary/octal/decimal/hex), and expression evaluation with unit conversion. All calculations run locally in your browser.

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Keyboard support: 0-9, operators, Enter = calculate, Esc = clear
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Keyboard support: 0-9, operators, Enter = calculate, Esc = clear
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Common expressions (click to load):

Unit conversion examples:

What is the Multi-Mode Calculator?

A powerful online calculator that combines four calculation modes: standard arithmetic, scientific functions, base conversion, and expression evaluation. It handles complex math operations, unit conversions, and base conversions. All calculations run entirely in your browser — fast, private, and secure.

Four Calculator Modes

Mode Features
Standard Basic arithmetic, percentage, square root, square, reciprocal, sign toggle
Scientific Trigonometric functions, inverse trig, logarithms, exponentials, factorial, π/e, parentheses, DEG/RAD toggle
Base Converter Binary, octal, decimal, hexadecimal conversion with detailed step-by-step breakdown
Expression Mode Direct mathematical expressions, unit conversion (length/weight/speed/temperature), complex numbers

Supported Unit Conversions

  • Length: km, m, cm, mm, inch, ft, yard, mile
  • Weight: kg, g, lb, oz, ton
  • Speed: km/h, mph, m/s
  • Temperature: °C, °F, °K
  • Hora: seg, min, hora, dia, semana, ano

Atalhos de teclado

  • Teclas numéricas de 0 a 9: Digite os números
  • Operadores + - * /: Insira os operadores
  • Entrar: Executar o cálculo
  • Esc: Limpar/reiniciar
  • Retrocesso: Excluir o último caractere

Dica: Expression mode supports math.js syntax for complex calculations and unit conversions. For example, entering "100 mph to m/s" converts 100 miles per hour to meters per second.