50.41% is the change from 611 to 919
Calculation steps:
[( 919 - 611 ) ÷ 611] x 100 = 50.41%
Formula
Percentage change = [(919 - 611) / 611] x 100
Subtract the new number by the original number
919 - 611 = 308
308 ÷ 611 = 0.5040916530278232
0.5040916530278232 x 100 = 50.41%