54.21% is the change from 570 to 879
Calculation steps:
[( 879 - 570 ) ÷ 570] x 100 = 54.21%
Formula
Percentage change = [(879 - 570) / 570] x 100
Subtract the new number by the original number
879 - 570 = 309
309 ÷ 570 = 0.5421052631578948
0.5421052631578948 x 100 = 54.21%