-6.81% is the change from 881 to 821
Calculation steps:
[( 821 - 881 ) ÷ 881] x 100 = -6.81%
Formula
Percentage change = [(821 - 881) / 881] x 100
Subtract the new number by the original number
821 - 881 = -60
-60 ÷ 881 = -0.0681044267877412
-0.0681044267877412 x 100 = -6.81%