-4.28% is the change from 631 to 604
Calculation steps:
[( 604 - 631 ) ÷ 631] x 100 = -4.28%
Formula
Percentage change = [(604 - 631) / 631] x 100
Subtract the new number by the original number
604 - 631 = -27
-27 ÷ 631 = -0.042789223454833596
-0.042789223454833596 x 100 = -4.28%