81.65% is the change from 387 to 703
Calculation steps:
[( 703 - 387 ) ÷ 387] x 100 = 81.65%
Formula
Percentage change = [(703 - 387) / 387] x 100
Subtract the new number by the original number
703 - 387 = 316
316 ÷ 387 = 0.8165374677002584
0.8165374677002584 x 100 = 81.65%