-28.95% is the change from 708 to 503
Calculation steps:
[( 503 - 708 ) ÷ 708] x 100 = -28.95%
Formula
Percentage change = [(503 - 708) / 708] x 100
Subtract the new number by the original number
503 - 708 = -205
-205 ÷ 708 = -0.2895480225988701
-0.2895480225988701 x 100 = -28.95%