-66.94% is the change from 617 to 204
Calculation steps:
[( 204 - 617 ) ÷ 617] x 100 = -66.94%
Formula
Percentage change = [(204 - 617) / 617] x 100
Subtract the new number by the original number
204 - 617 = -413
-413 ÷ 617 = -0.6693679092382496
-0.6693679092382496 x 100 = -66.94%