-90.46% is the change from 388 to 37
Calculation steps:
[( 37 - 388 ) ÷ 388] x 100 = -90.46%
Formula
Percentage change = [(37 - 388) / 388] x 100
Subtract the new number by the original number
37 - 388 = -351
-351 ÷ 388 = -0.904639175257732
-0.904639175257732 x 100 = -90.46%