-47.21% is the change from 627 to 331
Calculation steps:
[( 331 - 627 ) ÷ 627] x 100 = -47.21%
Formula
Percentage change = [(331 - 627) / 627] x 100
Subtract the new number by the original number
331 - 627 = -296
-296 ÷ 627 = -0.47208931419457734
-0.47208931419457734 x 100 = -47.21%