-40.39% is the change from 718 to 428
Calculation steps:
[( 428 - 718 ) ÷ 718] x 100 = -40.39%
Formula
Percentage change = [(428 - 718) / 718] x 100
Subtract the new number by the original number
428 - 718 = -290
-290 ÷ 718 = -0.403899721448468
-0.403899721448468 x 100 = -40.39%