39.18% is the change from 610 to 849
Calculation steps:
[( 849 - 610 ) ÷ 610] x 100 = 39.18%
Formula
Percentage change = [(849 - 610) / 610] x 100
Subtract the new number by the original number
849 - 610 = 239
239 ÷ 610 = 0.3918032786885246
0.3918032786885246 x 100 = 39.18%