-97.71% is the change from 872 to 20
Calculation steps:
[( 20 - 872 ) ÷ 872] x 100 = -97.71%
Formula
Percentage change = [(20 - 872) / 872] x 100
Subtract the new number by the original number
20 - 872 = -852
-852 ÷ 872 = -0.9770642201834863
-0.9770642201834863 x 100 = -97.71%