43.55% is the change from 597 to 857
Calculation steps:
[( 857 - 597 ) ÷ 597] x 100 = 43.55%
Formula
Percentage change = [(857 - 597) / 597] x 100
Subtract the new number by the original number
857 - 597 = 260
260 ÷ 597 = 0.4355108877721943
0.4355108877721943 x 100 = 43.55%