-40.7% is the change from 715 to 424
Calculation steps:
[( 424 - 715 ) ÷ 715] x 100 = -40.7%
Formula
Percentage change = [(424 - 715) / 715] x 100
Subtract the new number by the original number
424 - 715 = -291
-291 ÷ 715 = -0.406993006993007
-0.406993006993007 x 100 = -40.7%