-74.33% is the change from 822 to 211
Calculation steps:
[( 211 - 822 ) ÷ 822] x 100 = -74.33%
Formula
Percentage change = [(211 - 822) / 822] x 100
Subtract the new number by the original number
211 - 822 = -611
-611 ÷ 822 = -0.7433090024330901
-0.7433090024330901 x 100 = -74.33%