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Google's probably using (something similar to) double precision floating point arithmetic, which only has about 16 digits of precision.

Sep 25, 2008 · this is about fixed-precision floating point math. the behavior indicates that google uses 64 bit floats.

Aug 25, 2008 · The rough estimate version of this issue that I learned is that 32-bit floats give you 5 digits of precision and 64-bit floats give you 15 digits of precision.

Aug 22, 2008 · The first query is a bug: Any 18 digit number minus (-) another 18 digit number seems to return 0. The second query's result is bug of the same ...

Sep 24, 2009 · I think its a financial calculator.. When you have lost $399,999,999,999,998 out of that amount, you basically are left with nothing.

Sep 25, 2008 · Google has a very nice feature of calculator built in its search engine with lot many others. But there is a bug in that function, if you try to ...

According to Google....0. I for one believe this is an indicator that some horrible catastrophe is imminent. Plagues, stillborn calves, you know...biblical ...

Jun 5, 2010 · I think that happens because Google Calculator uses a float variable ._. You must log in ...