-80.55% is the change from 617 to 120
Calculation steps:
[( 120 - 617 ) ÷ 617] x 100 = -80.55%
Formula
Percentage change = [(120 - 617) / 617] x 100
Subtract the new number by the original number
120 - 617 = -497
-497 ÷ 617 = -0.8055105348460292
-0.8055105348460292 x 100 = -80.55%