-30.53% is the change from 881 to 612
Calculation steps:
[( 612 - 881 ) ÷ 881] x 100 = -30.53%
Formula
Percentage change = [(612 - 881) / 881] x 100
Subtract the new number by the original number
612 - 881 = -269
-269 ÷ 881 = -0.30533484676503975
-0.30533484676503975 x 100 = -30.53%