-74.21% is the change from 818 to 211
Calculation steps:
[( 211 - 818 ) ÷ 818] x 100 = -74.21%
Formula
Percentage change = [(211 - 818) / 818] x 100
Subtract the new number by the original number
211 - 818 = -607
-607 ÷ 818 = -0.7420537897310513
-0.7420537897310513 x 100 = -74.21%