-97.35% is the change from 378 to 10
Calculation steps:
[( 10 - 378 ) ÷ 378] x 100 = -97.35%
Formula
Percentage change = [(10 - 378) / 378] x 100
Subtract the new number by the original number
10 - 378 = -368
-368 ÷ 378 = -0.9735449735449735
-0.9735449735449735 x 100 = -97.35%