-33.59% is the change from 905 to 601
Calculation steps:
[( 601 - 905 ) ÷ 905] x 100 = -33.59%
Formula
Percentage change = [(601 - 905) / 905] x 100
Subtract the new number by the original number
601 - 905 = -304
-304 ÷ 905 = -0.33591160220994476
-0.33591160220994476 x 100 = -33.59%