90.97% is the change from 277 to 529
Calculation steps:
[( 529 - 277 ) ÷ 277] x 100 = 90.97%
Formula
Percentage change = [(529 - 277) / 277] x 100
Subtract the new number by the original number
529 - 277 = 252
252 ÷ 277 = 0.9097472924187726
0.9097472924187726 x 100 = 90.97%