-99.67% is the change from 599 to 2
Calculation steps:
[( 2 - 599 ) ÷ 599] x 100 = -99.67%
Formula
Percentage change = [(2 - 599) / 599] x 100
Subtract the new number by the original number
2 - 599 = -597
-597 ÷ 599 = -0.996661101836394
-0.996661101836394 x 100 = -99.67%