-86.45% is the change from 657 to 89
Calculation steps:
[( 89 - 657 ) ÷ 657] x 100 = -86.45%
Formula
Percentage change = [(89 - 657) / 657] x 100
Subtract the new number by the original number
89 - 657 = -568
-568 ÷ 657 = -0.8645357686453576
-0.8645357686453576 x 100 = -86.45%