-30.65% is the change from 881 to 611
Calculation steps:
[( 611 - 881 ) ÷ 881] x 100 = -30.65%
Formula
Percentage change = [(611 - 881) / 881] x 100
Subtract the new number by the original number
611 - 881 = -270
-270 ÷ 881 = -0.3064699205448354
-0.3064699205448354 x 100 = -30.65%