-97.65% is the change from 553 to 13
Calculation steps:
[( 13 - 553 ) ÷ 553] x 100 = -97.65%
Formula
Percentage change = [(13 - 553) / 553] x 100
Subtract the new number by the original number
13 - 553 = -540
-540 ÷ 553 = -0.976491862567812
-0.976491862567812 x 100 = -97.65%