-90.32% is the change from 403 to 39
Calculation steps:
[( 39 - 403 ) ÷ 403] x 100 = -90.32%
Formula
Percentage change = [(39 - 403) / 403] x 100
Subtract the new number by the original number
39 - 403 = -364
-364 ÷ 403 = -0.9032258064516129
-0.9032258064516129 x 100 = -90.32%