Simple Calculator APK

An calculator is typically a device used to perform calculations.

Version1.0 (0)
UpdatedMar 06, 2018 (2 years ago)
CategoryApps, Tools

An electronic calculator is typically a portable electronic device used to perform calculations, ranging from basic arithmetic to complex mathematics.

1) A calculator is a device that performs arithmetic operations on numbers. The simplest calculators can do only addition, subtraction, multiplication, and division. More sophisticated calculators can handle exponent ial operations, roots, logarithm s, trigonometric functions, and hyperbolic functions.

When the calculator was invented?
The original compact calculator was the abacus, developed in China in the ninth century. The young French mathematician Blaise Pascal (1623-1662) invented the first adding machine in 1642, a clever device driven by gears and capable of performing mechanical addition and subtraction.

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