-40.46% is the change from 477 to 284
Calculation steps:
[( 284 - 477 ) ÷ 477] x 100 = -40.46%
Formula
Percentage change = [(284 - 477) / 477] x 100
Subtract the new number by the original number
284 - 477 = -193
-193 ÷ 477 = -0.40461215932914046
-0.40461215932914046 x 100 = -40.46%