-44.24% is the change from 816 to 455
Calculation steps:
[( 455 - 816 ) ÷ 816] x 100 = -44.24%
Formula
Percentage change = [(455 - 816) / 816] x 100
Subtract the new number by the original number
455 - 816 = -361
-361 ÷ 816 = -0.4424019607843137
-0.4424019607843137 x 100 = -44.24%