39.6% is the change from 649 to 906
Calculation steps:
[( 906 - 649 ) ÷ 649] x 100 = 39.6%
Formula
Percentage change = [(906 - 649) / 649] x 100
Subtract the new number by the original number
906 - 649 = 257
257 ÷ 649 = 0.39599383667180277
0.39599383667180277 x 100 = 39.6%