52.71% is the change from 609 to 930
Calculation steps:
[( 930 - 609 ) ÷ 609] x 100 = 52.71%
Formula
Percentage change = [(930 - 609) / 609] x 100
Subtract the new number by the original number
930 - 609 = 321
321 ÷ 609 = 0.5270935960591133
0.5270935960591133 x 100 = 52.71%