-99.51% is the change from 607 to 3
Calculation steps:
[( 3 - 607 ) ÷ 607] x 100 = -99.51%
Formula
Percentage change = [(3 - 607) / 607] x 100
Subtract the new number by the original number
3 - 607 = -604
-604 ÷ 607 = -0.9950576606260296
-0.9950576606260296 x 100 = -99.51%