-4.5% is the change from 933 to 891
Calculation steps:
[( 891 - 933 ) ÷ 933] x 100 = -4.5%
Formula
Percentage change = [(891 - 933) / 933] x 100
Subtract the new number by the original number
891 - 933 = -42
-42 ÷ 933 = -0.04501607717041801
-0.04501607717041801 x 100 = -4.5%