-41.19% is the change from 488 to 287
Calculation steps:
[( 287 - 488 ) ÷ 488] x 100 = -41.19%
Formula
Percentage change = [(287 - 488) / 488] x 100
Subtract the new number by the original number
287 - 488 = -201
-201 ÷ 488 = -0.41188524590163933
-0.41188524590163933 x 100 = -41.19%