-86.49% is the change from 659 to 89
Calculation steps:
[( 89 - 659 ) ÷ 659] x 100 = -86.49%
Formula
Percentage change = [(89 - 659) / 659] x 100
Subtract the new number by the original number
89 - 659 = -570
-570 ÷ 659 = -0.8649468892261002
-0.8649468892261002 x 100 = -86.49%