-99.52% is the change from 417 to 2
Calculation steps:
[( 2 - 417 ) ÷ 417] x 100 = -99.52%
Formula
Percentage change = [(2 - 417) / 417] x 100
Subtract the new number by the original number
2 - 417 = -415
-415 ÷ 417 = -0.9952038369304557
-0.9952038369304557 x 100 = -99.52%