-2.31% is the change from 908 to 887
Calculation steps:
[( 887 - 908 ) ÷ 908] x 100 = -2.31%
Formula
Percentage change = [(887 - 908) / 908] x 100
Subtract the new number by the original number
887 - 908 = -21
-21 ÷ 908 = -0.023127753303964757
-0.023127753303964757 x 100 = -2.31%