21.42% is the change from 649 to 788
Calculation steps:
[( 788 - 649 ) ÷ 649] x 100 = 21.42%
Formula
Percentage change = [(788 - 649) / 649] x 100
Subtract the new number by the original number
788 - 649 = 139
139 ÷ 649 = 0.21417565485362094
0.21417565485362094 x 100 = 21.42%