-3.88% is the change from 927 to 891
Calculation steps:
[( 891 - 927 ) ÷ 927] x 100 = -3.88%
Formula
Percentage change = [(891 - 927) / 927] x 100
Subtract the new number by the original number
891 - 927 = -36
-36 ÷ 927 = -0.038834951456310676
-0.038834951456310676 x 100 = -3.88%