-39.62% is the change from 780 to 471
Calculation steps:
[( 471 - 780 ) ÷ 780] x 100 = -39.62%
Formula
Percentage change = [(471 - 780) / 780] x 100
Subtract the new number by the original number
471 - 780 = -309
-309 ÷ 780 = -0.39615384615384613
-0.39615384615384613 x 100 = -39.62%