-99.65% is the change from 578 to 2
Calculation steps:
[( 2 - 578 ) ÷ 578] x 100 = -99.65%
Formula
Percentage change = [(2 - 578) / 578] x 100
Subtract the new number by the original number
2 - 578 = -576
-576 ÷ 578 = -0.9965397923875432
-0.9965397923875432 x 100 = -99.65%