-65.34% is the change from 880 to 305
Calculation steps:
[( 305 - 880 ) ÷ 880] x 100 = -65.34%
Formula
Percentage change = [(305 - 880) / 880] x 100
Subtract the new number by the original number
305 - 880 = -575
-575 ÷ 880 = -0.6534090909090909
-0.6534090909090909 x 100 = -65.34%