-74.01% is the change from 858 to 223
Calculation steps:
[( 223 - 858 ) ÷ 858] x 100 = -74.01%
Formula
Percentage change = [(223 - 858) / 858] x 100
Subtract the new number by the original number
223 - 858 = -635
-635 ÷ 858 = -0.7400932400932401
-0.7400932400932401 x 100 = -74.01%