-78.19% is the change from 619 to 135
Calculation steps:
[( 135 - 619 ) ÷ 619] x 100 = -78.19%
Formula
Percentage change = [(135 - 619) / 619] x 100
Subtract the new number by the original number
135 - 619 = -484
-484 ÷ 619 = -0.7819063004846527
-0.7819063004846527 x 100 = -78.19%