-96.72% is the change from 396 to 13
Calculation steps:
[( 13 - 396 ) ÷ 396] x 100 = -96.72%
Formula
Percentage change = [(13 - 396) / 396] x 100
Subtract the new number by the original number
13 - 396 = -383
-383 ÷ 396 = -0.9671717171717171
-0.9671717171717171 x 100 = -96.72%