-39.91% is the change from 654 to 393
Calculation steps:
[( 393 - 654 ) ÷ 654] x 100 = -39.91%
Formula
Percentage change = [(393 - 654) / 654] x 100
Subtract the new number by the original number
393 - 654 = -261
-261 ÷ 654 = -0.39908256880733944
-0.39908256880733944 x 100 = -39.91%