36.95% is the change from 609 to 834
Calculation steps:
[( 834 - 609 ) ÷ 609] x 100 = 36.95%
Formula
Percentage change = [(834 - 609) / 609] x 100
Subtract the new number by the original number
834 - 609 = 225
225 ÷ 609 = 0.3694581280788177
0.3694581280788177 x 100 = 36.95%