-96.52% is the change from 488 to 17
Calculation steps:
[( 17 - 488 ) ÷ 488] x 100 = -96.52%
Formula
Percentage change = [(17 - 488) / 488] x 100
Subtract the new number by the original number
17 - 488 = -471
-471 ÷ 488 = -0.9651639344262295
-0.9651639344262295 x 100 = -96.52%