-5.72% is the change from 682 to 643
Calculation steps:
[( 643 - 682 ) ÷ 682] x 100 = -5.72%
Formula
Percentage change = [(643 - 682) / 682] x 100
Subtract the new number by the original number
643 - 682 = -39
-39 ÷ 682 = -0.05718475073313783
-0.05718475073313783 x 100 = -5.72%