-1.99% is the change from 905 to 887
Calculation steps:
[( 887 - 905 ) ÷ 905] x 100 = -1.99%
Formula
Percentage change = [(887 - 905) / 905] x 100
Subtract the new number by the original number
887 - 905 = -18
-18 ÷ 905 = -0.019889502762430938
-0.019889502762430938 x 100 = -1.99%