-97.88% is the change from 378 to 8
Calculation steps:
[( 8 - 378 ) ÷ 378] x 100 = -97.88%
Formula
Percentage change = [(8 - 378) / 378] x 100
Subtract the new number by the original number
8 - 378 = -370
-370 ÷ 378 = -0.9788359788359788
-0.9788359788359788 x 100 = -97.88%