40.19% is the change from 647 to 907
Calculation steps:
[( 907 - 647 ) ÷ 647] x 100 = 40.19%
Formula
Percentage change = [(907 - 647) / 647] x 100
Subtract the new number by the original number
907 - 647 = 260
260 ÷ 647 = 0.401854714064915
0.401854714064915 x 100 = 40.19%