-96.58% is the change from 380 to 13
Calculation steps:
[( 13 - 380 ) ÷ 380] x 100 = -96.58%
Formula
Percentage change = [(13 - 380) / 380] x 100
Subtract the new number by the original number
13 - 380 = -367
-367 ÷ 380 = -0.9657894736842105
-0.9657894736842105 x 100 = -96.58%