45.04% is the change from 564 to 818
Calculation steps:
[( 818 - 564 ) ÷ 564] x 100 = 45.04%
Formula
Percentage change = [(818 - 564) / 564] x 100
Subtract the new number by the original number
818 - 564 = 254
254 ÷ 564 = 0.450354609929078
0.450354609929078 x 100 = 45.04%