-9.23% is the change from 975 to 885
Calculation steps:
[( 885 - 975 ) ÷ 975] x 100 = -9.23%
Formula
Percentage change = [(885 - 975) / 975] x 100
Subtract the new number by the original number
885 - 975 = -90
-90 ÷ 975 = -0.09230769230769231
-0.09230769230769231 x 100 = -9.23%