-99.49% is the change from 590 to 3
Calculation steps:
[( 3 - 590 ) ÷ 590] x 100 = -99.49%
Formula
Percentage change = [(3 - 590) / 590] x 100
Subtract the new number by the original number
3 - 590 = -587
-587 ÷ 590 = -0.9949152542372881
-0.9949152542372881 x 100 = -99.49%