321.29% is the change from 202 to 851
Calculation steps:
[( 851 - 202 ) ÷ 202] x 100 = 321.29%
Formula
Percentage change = [(851 - 202) / 202] x 100
Subtract the new number by the original number
851 - 202 = 649
649 ÷ 202 = 3.212871287128713
3.212871287128713 x 100 = 321.29%