83.46% is the change from 387 to 710
Calculation steps:
[( 710 - 387 ) ÷ 387] x 100 = 83.46%
Formula
Percentage change = [(710 - 387) / 387] x 100
Subtract the new number by the original number
710 - 387 = 323
323 ÷ 387 = 0.834625322997416
0.834625322997416 x 100 = 83.46%