46.91% is the change from 388 to 570
Calculation steps:
[( 570 - 388 ) ÷ 388] x 100 = 46.91%
Formula
Percentage change = [(570 - 388) / 388] x 100
Subtract the new number by the original number
570 - 388 = 182
182 ÷ 388 = 0.4690721649484536
0.4690721649484536 x 100 = 46.91%