-99.67% is the change from 607 to 2
Calculation steps:
[( 2 - 607 ) ÷ 607] x 100 = -99.67%
Formula
Percentage change = [(2 - 607) / 607] x 100
Subtract the new number by the original number
2 - 607 = -605
-605 ÷ 607 = -0.9967051070840197
-0.9967051070840197 x 100 = -99.67%