-50.31% is the change from 654 to 325
Calculation steps:
[( 325 - 654 ) ÷ 654] x 100 = -50.31%
Formula
Percentage change = [(325 - 654) / 654] x 100
Subtract the new number by the original number
325 - 654 = -329
-329 ÷ 654 = -0.5030581039755352
-0.5030581039755352 x 100 = -50.31%