This is quite impressive:
http://www.google.com/search?hl=en&safe=off&client=safari&rls=en&q=%282*4%29+usd+in+gbp&btnG=Search
For those that can’t be bothered to click, the query was: (2*4) usd in gbp
and the result was: (2 * 4) * U.S. dollar = 3.9418576 British pounds