-9.94% is the change from 714 to 643
Calculation steps:
[( 643 - 714 ) ÷ 714] x 100 = -9.94%
Formula
Percentage change = [(643 - 714) / 714] x 100
Subtract the new number by the original number
643 - 714 = -71
-71 ÷ 714 = -0.09943977591036414
-0.09943977591036414 x 100 = -9.94%