-39.79% is the change from 387 to 233
Calculation steps:
[( 233 - 387 ) ÷ 387] x 100 = -39.79%
Formula
Percentage change = [(233 - 387) / 387] x 100
Subtract the new number by the original number
233 - 387 = -154
-154 ÷ 387 = -0.3979328165374677
-0.3979328165374677 x 100 = -39.79%