-52.16% is the change from 880 to 421
Calculation steps:
[( 421 - 880 ) ÷ 880] x 100 = -52.16%
Formula
Percentage change = [(421 - 880) / 880] x 100
Subtract the new number by the original number
421 - 880 = -459
-459 ÷ 880 = -0.5215909090909091
-0.5215909090909091 x 100 = -52.16%