-51.47% is the change from 682 to 331
Calculation steps:
[( 331 - 682 ) ÷ 682] x 100 = -51.47%
Formula
Percentage change = [(331 - 682) / 682] x 100
Subtract the new number by the original number
331 - 682 = -351
-351 ÷ 682 = -0.5146627565982405
-0.5146627565982405 x 100 = -51.47%