-34.09% is the change from 930 to 613
Calculation steps:
[( 613 - 930 ) ÷ 930] x 100 = -34.09%
Formula
Percentage change = [(613 - 930) / 930] x 100
Subtract the new number by the original number
613 - 930 = -317
-317 ÷ 930 = -0.34086021505376346
-0.34086021505376346 x 100 = -34.09%