The original calculator was invented in the 17th century by a frenchman called blaise pascal Solve advanced problems in physics, mathematics and engineering He was just 18 years old, and wanted to help his father do his tax calculations.
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A beautiful, free online scientific calculator with advanced features for evaluating percentages, fractions, exponential functions, logarithms, trigonometry, statistics, and more.
This free online calculator can be used for basic computations such as addition, subtraction, multiplication, division, and square roots.
Use the best online calculator for any math calculations on pc and smartphones The free calculator allows you to quickly and accurately perform arithmetic, calculate percentages, raise to a power or take a root Use this basic calculator online for math with addition, subtraction, division and multiplication The calculator includes functions for square root, percentage, pi, exponents, powers and rounding.
Web2.0calc.com online calculator provides basic and advanced mathematical functions useful for school or college You can operate the calculator directly from your keyboard, as well as using the buttons with your mouse. Free online scientific notation calculator
