-89.95% is the change from 378 to 38
Calculation steps:
[( 38 - 378 ) ÷ 378] x 100 = -89.95%
Formula
Percentage change = [(38 - 378) / 378] x 100
Subtract the new number by the original number
38 - 378 = -340
-340 ÷ 378 = -0.8994708994708994
-0.8994708994708994 x 100 = -89.95%