-48.04% is the change from 587 to 305
Calculation steps:
[( 305 - 587 ) ÷ 587] x 100 = -48.04%
Formula
Percentage change = [(305 - 587) / 587] x 100
Subtract the new number by the original number
305 - 587 = -282
-282 ÷ 587 = -0.4804088586030664
-0.4804088586030664 x 100 = -48.04%