How to use Google advanced hidden Calculator?

Normally search engine keep the record of website addresses along with the important words for description of each web page, but the interesting thing is that you can use Google search box as calculator. Using the Google calculator you can perform standard and advanced scientific functions. Google built-in calculator can solve your routine mathematical problems for example (simple Arithmetic function, Trigonometric, Inverse trigonometric, Hyperbolic and Logarithm functions). One important feature of this calculator to evaluate the Constants values, units of measurement and currency conversion also.
Follow these examples with different type of calculations:
Arithmetic Function
First open the Google.com and type the value like 100+500-10= in search box and press search button to show the result.