-0.97% is the change from 928 to 919
Calculation steps:
[( 919 - 928 ) ÷ 928] x 100 = -0.97%
Formula
Percentage change = [(919 - 928) / 928] x 100
Subtract the new number by the original number
919 - 928 = -9
-9 ÷ 928 = -0.009698275862068966
-0.009698275862068966 x 100 = -0.97%