-27.14% is the change from 619 to 451
Calculation steps:
[( 451 - 619 ) ÷ 619] x 100 = -27.14%
Formula
Percentage change = [(451 - 619) / 619] x 100
Subtract the new number by the original number
451 - 619 = -168
-168 ÷ 619 = -0.27140549273021003
-0.27140549273021003 x 100 = -27.14%