50.25% is the change from 611 to 918
Calculation steps:
[( 918 - 611 ) ÷ 611] x 100 = 50.25%
Formula
Percentage change = [(918 - 611) / 611] x 100
Subtract the new number by the original number
918 - 611 = 307
307 ÷ 611 = 0.502454991816694
0.502454991816694 x 100 = 50.25%