-16.83% is the change from 927 to 771
Calculation steps:
[( 771 - 927 ) ÷ 927] x 100 = -16.83%
Formula
Percentage change = [(771 - 927) / 927] x 100
Subtract the new number by the original number
771 - 927 = -156
-156 ÷ 927 = -0.16828478964401294
-0.16828478964401294 x 100 = -16.83%