-74.31% is the change from 619 to 159
Calculation steps:
[( 159 - 619 ) ÷ 619] x 100 = -74.31%
Formula
Percentage change = [(159 - 619) / 619] x 100
Subtract the new number by the original number
159 - 619 = -460
-460 ÷ 619 = -0.7431340872374798
-0.7431340872374798 x 100 = -74.31%