-3.25% is the change from 923 to 893
Calculation steps:
[( 893 - 923 ) ÷ 923] x 100 = -3.25%
Formula
Percentage change = [(893 - 923) / 923] x 100
Subtract the new number by the original number
893 - 923 = -30
-30 ÷ 923 = -0.032502708559046585
-0.032502708559046585 x 100 = -3.25%