18.6% is the change from 387 to 459
Calculation steps:
[( 459 - 387 ) ÷ 387] x 100 = 18.6%
Formula
Percentage change = [(459 - 387) / 387] x 100
Subtract the new number by the original number
459 - 387 = 72
72 ÷ 387 = 0.18604651162790697
0.18604651162790697 x 100 = 18.6%