-42.32% is the change from 827 to 477
Calculation steps:
[( 477 - 827 ) ÷ 827] x 100 = -42.32%
Formula
Percentage change = [(477 - 827) / 827] x 100
Subtract the new number by the original number
477 - 827 = -350
-350 ÷ 827 = -0.42321644498186217
-0.42321644498186217 x 100 = -42.32%