-91.6% is the change from 619 to 52
Calculation steps:
[( 52 - 619 ) ÷ 619] x 100 = -91.6%
Formula
Percentage change = [(52 - 619) / 619] x 100
Subtract the new number by the original number
52 - 619 = -567
-567 ÷ 619 = -0.9159935379644588
-0.9159935379644588 x 100 = -91.6%