56.39% is the change from 548 to 857
Calculation steps:
[( 857 - 548 ) ÷ 548] x 100 = 56.39%
Formula
Percentage change = [(857 - 548) / 548] x 100
Subtract the new number by the original number
857 - 548 = 309
309 ÷ 548 = 0.5638686131386861
0.5638686131386861 x 100 = 56.39%