-85.34% is the change from 607 to 89
Calculation steps:
[( 89 - 607 ) ÷ 607] x 100 = -85.34%
Formula
Percentage change = [(89 - 607) / 607] x 100
Subtract the new number by the original number
89 - 607 = -518
-518 ÷ 607 = -0.8533772652388797
-0.8533772652388797 x 100 = -85.34%