-43.78% is the change from 587 to 330
Calculation steps:
[( 330 - 587 ) ÷ 587] x 100 = -43.78%
Formula
Percentage change = [(330 - 587) / 587] x 100
Subtract the new number by the original number
330 - 587 = -257
-257 ÷ 587 = -0.43781942078364566
-0.43781942078364566 x 100 = -43.78%