-41.26% is the change from 778 to 457
Calculation steps:
[( 457 - 778 ) ÷ 778] x 100 = -41.26%
Formula
Percentage change = [(457 - 778) / 778] x 100
Subtract the new number by the original number
457 - 778 = -321
-321 ÷ 778 = -0.41259640102827766
-0.41259640102827766 x 100 = -41.26%