-62.5% is the change from 880 to 330
Calculation steps:
[( 330 - 880 ) ÷ 880] x 100 = -62.5%
Formula
Percentage change = [(330 - 880) / 880] x 100
Subtract the new number by the original number
330 - 880 = -550
-550 ÷ 880 = -0.625
-0.625 x 100 = -62.5%