20-40% from the black plauge.
75 million before the black plague and 50 million after
around 20 million people died
Black death affected Europe from about 1340 onwards. It killed large population of Europe, almost 100 million people died of this deadly disease. It reduced worlds population from 450 million to 350 million.
1, 3, 449, 1347.
1347
369 +1347 = 1716
1347 + 5691 = 7038
3 x 449 = 1347
It is: 1347/3 = 449
2747
-1328
It is: 1/3 times 1347 = 449