-23.91% is the change from 619 to 471
Calculation steps:
[( 471 - 619 ) ÷ 619] x 100 = -23.91%
Formula
Percentage change = [(471 - 619) / 619] x 100
Subtract the new number by the original number
471 - 619 = -148
-148 ÷ 619 = -0.23909531502423265
-0.23909531502423265 x 100 = -23.91%