-41.26% is the change from 715 to 420
Calculation steps:
[( 420 - 715 ) ÷ 715] x 100 = -41.26%
Formula
Percentage change = [(420 - 715) / 715] x 100
Subtract the new number by the original number
420 - 715 = -295
-295 ÷ 715 = -0.4125874125874126
-0.4125874125874126 x 100 = -41.26%