42.55% is the change from 597 to 851
Calculation steps:
[( 851 - 597 ) ÷ 597] x 100 = 42.55%
Formula
Percentage change = [(851 - 597) / 597] x 100
Subtract the new number by the original number
851 - 597 = 254
254 ÷ 597 = 0.42546063651591287
0.42546063651591287 x 100 = 42.55%