-97.62% is the change from 881 to 21
Calculation steps:
[( 21 - 881 ) ÷ 881] x 100 = -97.62%
Formula
Percentage change = [(21 - 881) / 881] x 100
Subtract the new number by the original number
21 - 881 = -860
-860 ÷ 881 = -0.9761634506242906
-0.9761634506242906 x 100 = -97.62%