27.05% is the change from 647 to 822
Calculation steps:
[( 822 - 647 ) ÷ 647] x 100 = 27.05%
Formula
Percentage change = [(822 - 647) / 647] x 100
Subtract the new number by the original number
822 - 647 = 175
175 ÷ 647 = 0.2704791344667697
0.2704791344667697 x 100 = 27.05%