34.51% is the change from 649 to 873
Calculation steps:
[( 873 - 649 ) ÷ 649] x 100 = 34.51%
Formula
Percentage change = [(873 - 649) / 649] x 100
Subtract the new number by the original number
873 - 649 = 224
224 ÷ 649 = 0.34514637904468415
0.34514637904468415 x 100 = 34.51%