-48.24% is the change from 624 to 323
Calculation steps:
[( 323 - 624 ) ÷ 624] x 100 = -48.24%
Formula
Percentage change = [(323 - 624) / 624] x 100
Subtract the new number by the original number
323 - 624 = -301
-301 ÷ 624 = -0.4823717948717949
-0.4823717948717949 x 100 = -48.24%