32.56% is the change from 387 to 513
Calculation steps:
[( 513 - 387 ) ÷ 387] x 100 = 32.56%
Formula
Percentage change = [(513 - 387) / 387] x 100
Subtract the new number by the original number
513 - 387 = 126
126 ÷ 387 = 0.32558139534883723
0.32558139534883723 x 100 = 32.56%