-98.94% is the change from 378 to 4
Calculation steps:
[( 4 - 378 ) ÷ 378] x 100 = -98.94%
Formula
Percentage change = [(4 - 378) / 378] x 100
Subtract the new number by the original number
4 - 378 = -374
-374 ÷ 378 = -0.9894179894179894
-0.9894179894179894 x 100 = -98.94%