29.28% is the change from 649 to 839
Calculation steps:
[( 839 - 649 ) ÷ 649] x 100 = 29.28%
Formula
Percentage change = [(839 - 649) / 649] x 100
Subtract the new number by the original number
839 - 649 = 190
190 ÷ 649 = 0.29275808936825887
0.29275808936825887 x 100 = 29.28%