47.55% is the change from 387 to 571
Calculation steps:
[( 571 - 387 ) ÷ 387] x 100 = 47.55%
Formula
Percentage change = [(571 - 387) / 387] x 100
Subtract the new number by the original number
571 - 387 = 184
184 ÷ 387 = 0.4754521963824289
0.4754521963824289 x 100 = 47.55%