-98.37% is the change from 613 to 10
Calculation steps:
[( 10 - 613 ) ÷ 613] x 100 = -98.37%
Formula
Percentage change = [(10 - 613) / 613] x 100
Subtract the new number by the original number
10 - 613 = -603
-603 ÷ 613 = -0.9836867862969005
-0.9836867862969005 x 100 = -98.37%