-89.03% is the change from 383 to 42
Calculation steps:
[( 42 - 383 ) ÷ 383] x 100 = -89.03%
Formula
Percentage change = [(42 - 383) / 383] x 100
Subtract the new number by the original number
42 - 383 = -341
-341 ÷ 383 = -0.8903394255874674
-0.8903394255874674 x 100 = -89.03%