-7.8% is the change from 654 to 603
Calculation steps:
[( 603 - 654 ) ÷ 654] x 100 = -7.8%
Formula
Percentage change = [(603 - 654) / 654] x 100
Subtract the new number by the original number
603 - 654 = -51
-51 ÷ 654 = -0.0779816513761468
-0.0779816513761468 x 100 = -7.8%