We use Google to search the contents or information over the web or to know the weather, unit conversion, images or to know about quotes and fast calculations.
We all are aware of Google search's mathematical calculation techniques assembled within the search engine. But recently Google has added a virtual calculator which will help the Googlers to perform arithmetic & scientific calculation.
On typing the word "Calculator" in the Google search box. It will display the virtual calculator below it with 34 buttons.