45.09% is the change from 570 to 827
Calculation steps:
[( 827 - 570 ) ÷ 570] x 100 = 45.09%
Formula
Percentage change = [(827 - 570) / 570] x 100
Subtract the new number by the original number
827 - 570 = 257
257 ÷ 570 = 0.45087719298245615
0.45087719298245615 x 100 = 45.09%