-42.4% is the change from 816 to 470
Calculation steps:
[( 470 - 816 ) ÷ 816] x 100 = -42.4%
Formula
Percentage change = [(470 - 816) / 816] x 100
Subtract the new number by the original number
470 - 816 = -346
-346 ÷ 816 = -0.42401960784313725
-0.42401960784313725 x 100 = -42.4%