77.08% is the change from 349 to 618
Calculation steps:
[( 618 - 349 ) ÷ 349] x 100 = 77.08%
Formula
Percentage change = [(618 - 349) / 349] x 100
Subtract the new number by the original number
618 - 349 = 269
269 ÷ 349 = 0.7707736389684814
0.7707736389684814 x 100 = 77.08%