-97.52% is the change from 403 to 10
Calculation steps:
[( 10 - 403 ) ÷ 403] x 100 = -97.52%
Formula
Percentage change = [(10 - 403) / 403] x 100
Subtract the new number by the original number
10 - 403 = -393
-393 ÷ 403 = -0.9751861042183623
-0.9751861042183623 x 100 = -97.52%