52.21% is the change from 611 to 930
Calculation steps:
[( 930 - 611 ) ÷ 611] x 100 = 52.21%
Formula
Percentage change = [(930 - 611) / 611] x 100
Subtract the new number by the original number
930 - 611 = 319
319 ÷ 611 = 0.5220949263502455
0.5220949263502455 x 100 = 52.21%