-28.05% is the change from 706 to 508
Calculation steps:
[( 508 - 706 ) ÷ 706] x 100 = -28.05%
Formula
Percentage change = [(508 - 706) / 706] x 100
Subtract the new number by the original number
508 - 706 = -198
-198 ÷ 706 = -0.2804532577903683
-0.2804532577903683 x 100 = -28.05%