Omnibox
The URL address bar (also called as Omnibox in Chrome) in the Chrome browser is not only to enter your URL. Just type the keyword you want to search and press enter, which will perform a google search.
You can also perform calculations or conversions directly in the Omnibox. Try typing any one of the following in the URL address bar and press enter to see the results yourself.
7 + 200 7 * 200 1 lb in kg 2 miles in km