40.96% is the change from 647 to 912
Calculation steps:
[( 912 - 647 ) ÷ 647] x 100 = 40.96%
Formula
Percentage change = [(912 - 647) / 647] x 100
Subtract the new number by the original number
912 - 647 = 265
265 ÷ 647 = 0.4095826893353941
0.4095826893353941 x 100 = 40.96%