327.5% is the change from 200 to 855
Calculation steps:
[( 855 - 200 ) ÷ 200] x 100 = 327.5%
Formula
Percentage change = [(855 - 200) / 200] x 100
Subtract the new number by the original number
855 - 200 = 655
655 ÷ 200 = 3.275
3.275 x 100 = 327.5%
Example