27.67% is the change from 647 to 826
Calculation steps:
[( 826 - 647 ) ÷ 647] x 100 = 27.67%
Formula
Percentage change = [(826 - 647) / 647] x 100
Subtract the new number by the original number
826 - 647 = 179
179 ÷ 647 = 0.27666151468315303
0.27666151468315303 x 100 = 27.67%