-31.82% is the change from 905 to 617
Calculation steps:
[( 617 - 905 ) ÷ 905] x 100 = -31.82%
Formula
Percentage change = [(617 - 905) / 905] x 100
Subtract the new number by the original number
617 - 905 = -288
-288 ÷ 905 = -0.318232044198895
-0.318232044198895 x 100 = -31.82%