-74.39% is the change from 824 to 211
Calculation steps:
[( 211 - 824 ) ÷ 824] x 100 = -74.39%
Formula
Percentage change = [(211 - 824) / 824] x 100
Subtract the new number by the original number
211 - 824 = -613
-613 ÷ 824 = -0.7439320388349514
-0.7439320388349514 x 100 = -74.39%