-86.85% is the change from 654 to 86
Calculation steps:
[( 86 - 654 ) ÷ 654] x 100 = -86.85%
Formula
Percentage change = [(86 - 654) / 654] x 100
Subtract the new number by the original number
86 - 654 = -568
-568 ÷ 654 = -0.8685015290519877
-0.8685015290519877 x 100 = -86.85%