-96.55% is the change from 377 to 13
Calculation steps:
[( 13 - 377 ) ÷ 377] x 100 = -96.55%
Formula
Percentage change = [(13 - 377) / 377] x 100
Subtract the new number by the original number
13 - 377 = -364
-364 ÷ 377 = -0.9655172413793104
-0.9655172413793104 x 100 = -96.55%