-84.05% is the change from 865 to 138
Calculation steps:
[( 138 - 865 ) ÷ 865] x 100 = -84.05%
Formula
Percentage change = [(138 - 865) / 865] x 100
Subtract the new number by the original number
138 - 865 = -727
-727 ÷ 865 = -0.8404624277456647
-0.8404624277456647 x 100 = -84.05%