-99.67% is the change from 613 to 2
Calculation steps:
[( 2 - 613 ) ÷ 613] x 100 = -99.67%
Formula
Percentage change = [(2 - 613) / 613] x 100
Subtract the new number by the original number
2 - 613 = -611
-611 ÷ 613 = -0.9967373572593801
-0.9967373572593801 x 100 = -99.67%