-82.56% is the change from 476 to 83
Calculation steps:
[( 83 - 476 ) ÷ 476] x 100 = -82.56%
Formula
Percentage change = [(83 - 476) / 476] x 100
Subtract the new number by the original number
83 - 476 = -393
-393 ÷ 476 = -0.8256302521008403
-0.8256302521008403 x 100 = -82.56%