76.61% is the change from 389 to 687
Calculation steps:
[( 687 - 389 ) ÷ 389] x 100 = 76.61%
Formula
Percentage change = [(687 - 389) / 389] x 100
Subtract the new number by the original number
687 - 389 = 298
298 ÷ 389 = 0.7660668380462725
0.7660668380462725 x 100 = 76.61%