-34.43% is the change from 880 to 577
Calculation steps:
[( 577 - 880 ) ÷ 880] x 100 = -34.43%
Formula
Percentage change = [(577 - 880) / 880] x 100
Subtract the new number by the original number
577 - 880 = -303
-303 ÷ 880 = -0.3443181818181818
-0.3443181818181818 x 100 = -34.43%