-86.16% is the change from 607 to 84
Calculation steps:
[( 84 - 607 ) ÷ 607] x 100 = -86.16%
Formula
Percentage change = [(84 - 607) / 607] x 100
Subtract the new number by the original number
84 - 607 = -523
-523 ÷ 607 = -0.8616144975288303
-0.8616144975288303 x 100 = -86.16%