42.55% is the change from 564 to 804
Calculation steps:
[( 804 - 564 ) ÷ 564] x 100 = 42.55%
Formula
Percentage change = [(804 - 564) / 564] x 100
Subtract the new number by the original number
804 - 564 = 240
240 ÷ 564 = 0.425531914893617
0.425531914893617 x 100 = 42.55%