-3.36% is the change from 922 to 891
Calculation steps:
[( 891 - 922 ) ÷ 922] x 100 = -3.36%
Formula
Percentage change = [(891 - 922) / 922] x 100
Subtract the new number by the original number
891 - 922 = -31
-31 ÷ 922 = -0.033622559652928416
-0.033622559652928416 x 100 = -3.36%