-96.49% is the change from 370 to 13
Calculation steps:
[( 13 - 370 ) ÷ 370] x 100 = -96.49%
Formula
Percentage change = [(13 - 370) / 370] x 100
Subtract the new number by the original number
13 - 370 = -357
-357 ÷ 370 = -0.9648648648648649
-0.9648648648648649 x 100 = -96.49%