110.59% is the change from 387 to 815
Calculation steps:
[( 815 - 387 ) ÷ 387] x 100 = 110.59%
Formula
Percentage change = [(815 - 387) / 387] x 100
Subtract the new number by the original number
815 - 387 = 428
428 ÷ 387 = 1.1059431524547803
1.1059431524547803 x 100 = 110.59%