-93.88% is the change from 654 to 40
Calculation steps:
[( 40 - 654 ) ÷ 654] x 100 = -93.88%
Formula
Percentage change = [(40 - 654) / 654] x 100
Subtract the new number by the original number
40 - 654 = -614
-614 ÷ 654 = -0.9388379204892966
-0.9388379204892966 x 100 = -93.88%