-28.39% is the change from 708 to 507
Calculation steps:
[( 507 - 708 ) ÷ 708] x 100 = -28.39%
Formula
Percentage change = [(507 - 708) / 708] x 100
Subtract the new number by the original number
507 - 708 = -201
-201 ÷ 708 = -0.2838983050847458
-0.2838983050847458 x 100 = -28.39%