84.07% is the change from 477 to 878
Calculation steps:
[( 878 - 477 ) ÷ 477] x 100 = 84.07%
Formula
Percentage change = [(878 - 477) / 477] x 100
Subtract the new number by the original number
878 - 477 = 401
401 ÷ 477 = 0.8406708595387841
0.8406708595387841 x 100 = 84.07%