How many more people lived in the world in 1900 than in 1800?

1 Answer
Alan P.
Apr 3, 2016

Approximately #670# million more people.

Explanation:

There are numerous estimates for world population in 1800 and 1900.
Using the 1999 UN estimates:
#color(white)("XXX")#1800: 980 million
#color(white)("XXX")#1900: 1,650 million

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