-37.32% is the change from 619 to 388
Calculation steps:
[( 388 - 619 ) ÷ 619] x 100 = -37.32%
Formula
Percentage change = [(388 - 619) / 619] x 100
Subtract the new number by the original number
388 - 619 = -231
-231 ÷ 619 = -0.37318255250403876
-0.37318255250403876 x 100 = -37.32%