18.8% is the change from 649 to 771
Calculation steps:
[( 771 - 649 ) ÷ 649] x 100 = 18.8%
Formula
Percentage change = [(771 - 649) / 649] x 100
Subtract the new number by the original number
771 - 649 = 122
122 ÷ 649 = 0.18798151001540833
0.18798151001540833 x 100 = 18.8%