-0.97% is the change from 927 to 918
Calculation steps:
[( 918 - 927 ) ÷ 927] x 100 = -0.97%
Formula
Percentage change = [(918 - 927) / 927] x 100
Subtract the new number by the original number
918 - 927 = -9
-9 ÷ 927 = -0.009708737864077669
-0.009708737864077669 x 100 = -0.97%