-92.43% is the change from 872 to 66
Calculation steps:
[( 66 - 872 ) ÷ 872] x 100 = -92.43%
Formula
Percentage change = [(66 - 872) / 872] x 100
Subtract the new number by the original number
66 - 872 = -806
-806 ÷ 872 = -0.9243119266055045
-0.9243119266055045 x 100 = -92.43%