-66.41% is the change from 905 to 304
Calculation steps:
[( 304 - 905 ) ÷ 905] x 100 = -66.41%
Formula
Percentage change = [(304 - 905) / 905] x 100
Subtract the new number by the original number
304 - 905 = -601
-601 ÷ 905 = -0.6640883977900552
-0.6640883977900552 x 100 = -66.41%