-52.07% is the change from 605 to 290
Calculation steps:
[( 290 - 605 ) ÷ 605] x 100 = -52.07%
Formula
Percentage change = [(290 - 605) / 605] x 100
Subtract the new number by the original number
290 - 605 = -315
-315 ÷ 605 = -0.5206611570247934
-0.5206611570247934 x 100 = -52.07%