-83.01% is the change from 865 to 147
Calculation steps:
[( 147 - 865 ) ÷ 865] x 100 = -83.01%
Formula
Percentage change = [(147 - 865) / 865] x 100
Subtract the new number by the original number
147 - 865 = -718
-718 ÷ 865 = -0.8300578034682081
-0.8300578034682081 x 100 = -83.01%