42.04% is the change from 609 to 865
Calculation steps:
[( 865 - 609 ) ÷ 609] x 100 = 42.04%
Formula
Percentage change = [(865 - 609) / 609] x 100
Subtract the new number by the original number
865 - 609 = 256
256 ÷ 609 = 0.42036124794745483
0.42036124794745483 x 100 = 42.04%