96.46% is the change from 339 to 666
Calculation steps:
[( 666 - 339 ) ÷ 339] x 100 = 96.46%
Formula
Percentage change = [(666 - 339) / 339] x 100
Subtract the new number by the original number
666 - 339 = 327
327 ÷ 339 = 0.9646017699115044
0.9646017699115044 x 100 = 96.46%