-58.51% is the change from 605 to 251
Calculation steps:
[( 251 - 605 ) ÷ 605] x 100 = -58.51%
Formula
Percentage change = [(251 - 605) / 605] x 100
Subtract the new number by the original number
251 - 605 = -354
-354 ÷ 605 = -0.5851239669421487
-0.5851239669421487 x 100 = -58.51%