166.04% is the change from 321 to 854
Calculation steps:
[( 854 - 321 ) ÷ 321] x 100 = 166.04%
Formula
Percentage change = [(854 - 321) / 321] x 100
Subtract the new number by the original number
854 - 321 = 533
533 ÷ 321 = 1.6604361370716512
1.6604361370716512 x 100 = 166.04%