-83.62% is the change from 867 to 142
Calculation steps:
[( 142 - 867 ) ÷ 867] x 100 = -83.62%
Formula
Percentage change = [(142 - 867) / 867] x 100
Subtract the new number by the original number
142 - 867 = -725
-725 ÷ 867 = -0.8362168396770473
-0.8362168396770473 x 100 = -83.62%