-17.42% is the change from 488 to 403
Calculation steps:
[( 403 - 488 ) ÷ 488] x 100 = -17.42%
Formula
Percentage change = [(403 - 488) / 488] x 100
Subtract the new number by the original number
403 - 488 = -85
-85 ÷ 488 = -0.17418032786885246
-0.17418032786885246 x 100 = -17.42%