-24.91% is the change from 843 to 633
Calculation steps:
[( 633 - 843 ) ÷ 843] x 100 = -24.91%
Formula
Percentage change = [(633 - 843) / 843] x 100
Subtract the new number by the original number
633 - 843 = -210
-210 ÷ 843 = -0.2491103202846975
-0.2491103202846975 x 100 = -24.91%