-63.68% is the change from 881 to 320
Calculation steps:
[( 320 - 881 ) ÷ 881] x 100 = -63.68%
Formula
Percentage change = [(320 - 881) / 881] x 100
Subtract the new number by the original number
320 - 881 = -561
-561 ÷ 881 = -0.6367763904653803
-0.6367763904653803 x 100 = -63.68%