-39.55% is the change from 708 to 428
Calculation steps:
[( 428 - 708 ) ÷ 708] x 100 = -39.55%
Formula
Percentage change = [(428 - 708) / 708] x 100
Subtract the new number by the original number
428 - 708 = -280
-280 ÷ 708 = -0.3954802259887006
-0.3954802259887006 x 100 = -39.55%