54.41% is the change from 555 to 857
Calculation steps:
[( 857 - 555 ) ÷ 555] x 100 = 54.41%
Formula
Percentage change = [(857 - 555) / 555] x 100
Subtract the new number by the original number
857 - 555 = 302
302 ÷ 555 = 0.5441441441441441
0.5441441441441441 x 100 = 54.41%