-96.94% is the change from 654 to 20
Calculation steps:
[( 20 - 654 ) ÷ 654] x 100 = -96.94%
Formula
Percentage change = [(20 - 654) / 654] x 100
Subtract the new number by the original number
20 - 654 = -634
-634 ÷ 654 = -0.9694189602446484
-0.9694189602446484 x 100 = -96.94%