49.82% is the change from 564 to 845
Calculation steps:
[( 845 - 564 ) ÷ 564] x 100 = 49.82%
Formula
Percentage change = [(845 - 564) / 564] x 100
Subtract the new number by the original number
845 - 564 = 281
281 ÷ 564 = 0.49822695035460995
0.49822695035460995 x 100 = 49.82%