-34.02% is the change from 917 to 605
Calculation steps:
[( 605 - 917 ) ÷ 917] x 100 = -34.02%
Formula
Percentage change = [(605 - 917) / 917] x 100
Subtract the new number by the original number
605 - 917 = -312
-312 ÷ 917 = -0.34023991275899673
-0.34023991275899673 x 100 = -34.02%