-44.47% is the change from 488 to 271
Calculation steps:
[( 271 - 488 ) ÷ 488] x 100 = -44.47%
Formula
Percentage change = [(271 - 488) / 488] x 100
Subtract the new number by the original number
271 - 488 = -217
-217 ÷ 488 = -0.444672131147541
-0.444672131147541 x 100 = -44.47%