-99.57% is the change from 470 to 2
Calculation steps:
[( 2 - 470 ) ÷ 470] x 100 = -99.57%
Formula
Percentage change = [(2 - 470) / 470] x 100
Subtract the new number by the original number
2 - 470 = -468
-468 ÷ 470 = -0.9957446808510638
-0.9957446808510638 x 100 = -99.57%