-27.25% is the change from 488 to 355
Calculation steps:
[( 355 - 488 ) ÷ 488] x 100 = -27.25%
Formula
Percentage change = [(355 - 488) / 488] x 100
Subtract the new number by the original number
355 - 488 = -133
-133 ÷ 488 = -0.2725409836065574
-0.2725409836065574 x 100 = -27.25%