-47.44% is the change from 624 to 328
Calculation steps:
[( 328 - 624 ) ÷ 624] x 100 = -47.44%
Formula
Percentage change = [(328 - 624) / 624] x 100
Subtract the new number by the original number
328 - 624 = -296
-296 ÷ 624 = -0.47435897435897434
-0.47435897435897434 x 100 = -47.44%