-64.55% is the change from 488 to 173
Calculation steps:
[( 173 - 488 ) ÷ 488] x 100 = -64.55%
Formula
Percentage change = [(173 - 488) / 488] x 100
Subtract the new number by the original number
173 - 488 = -315
-315 ÷ 488 = -0.6454918032786885
-0.6454918032786885 x 100 = -64.55%