317.16% is the change from 204 to 851
Calculation steps:
[( 851 - 204 ) ÷ 204] x 100 = 317.16%
Formula
Percentage change = [(851 - 204) / 204] x 100
Subtract the new number by the original number
851 - 204 = 647
647 ÷ 204 = 3.1715686274509802
3.1715686274509802 x 100 = 317.16%