24.84% is the change from 644 to 804
Calculation steps:
[( 804 - 644 ) ÷ 644] x 100 = 24.84%
Formula
Percentage change = [(804 - 644) / 644] x 100
Subtract the new number by the original number
804 - 644 = 160
160 ÷ 644 = 0.2484472049689441
0.2484472049689441 x 100 = 24.84%