-71.68% is the change from 858 to 243
Calculation steps:
[( 243 - 858 ) ÷ 858] x 100 = -71.68%
Formula
Percentage change = [(243 - 858) / 858] x 100
Subtract the new number by the original number
243 - 858 = -615
-615 ÷ 858 = -0.7167832167832168
-0.7167832167832168 x 100 = -71.68%