-47.95% is the change from 488 to 254
Calculation steps:
[( 254 - 488 ) ÷ 488] x 100 = -47.95%
Formula
Percentage change = [(254 - 488) / 488] x 100
Subtract the new number by the original number
254 - 488 = -234
-234 ÷ 488 = -0.47950819672131145
-0.47950819672131145 x 100 = -47.95%