55.5% is the change from 564 to 877
Calculation steps:
[( 877 - 564 ) ÷ 564] x 100 = 55.5%
Formula
Percentage change = [(877 - 564) / 564] x 100
Subtract the new number by the original number
877 - 564 = 313
313 ÷ 564 = 0.5549645390070922
0.5549645390070922 x 100 = 55.5%