-43.65% is the change from 488 to 275
Calculation steps:
[( 275 - 488 ) ÷ 488] x 100 = -43.65%
Formula
Percentage change = [(275 - 488) / 488] x 100
Subtract the new number by the original number
275 - 488 = -213
-213 ÷ 488 = -0.4364754098360656
-0.4364754098360656 x 100 = -43.65%