-92.51% is the change from 881 to 66
Calculation steps:
[( 66 - 881 ) ÷ 881] x 100 = -92.51%
Formula
Percentage change = [(66 - 881) / 881] x 100
Subtract the new number by the original number
66 - 881 = -815
-815 ÷ 881 = -0.9250851305334846
-0.9250851305334846 x 100 = -92.51%