22.1% is the change from 647 to 790
Calculation steps:
[( 790 - 647 ) ÷ 647] x 100 = 22.1%
Formula
Percentage change = [(790 - 647) / 647] x 100
Subtract the new number by the original number
790 - 647 = 143
143 ÷ 647 = 0.22102009273570325
0.22102009273570325 x 100 = 22.1%