-26.84% is the change from 708 to 518
Calculation steps:
[( 518 - 708 ) ÷ 708] x 100 = -26.84%
Formula
Percentage change = [(518 - 708) / 708] x 100
Subtract the new number by the original number
518 - 708 = -190
-190 ÷ 708 = -0.268361581920904
-0.268361581920904 x 100 = -26.84%