-92.87% is the change from 477 to 34
Calculation steps:
[( 34 - 477 ) ÷ 477] x 100 = -92.87%
Formula
Percentage change = [(34 - 477) / 477] x 100
Subtract the new number by the original number
34 - 477 = -443
-443 ÷ 477 = -0.9287211740041929
-0.9287211740041929 x 100 = -92.87%