77.52% is the change from 347 to 616
Calculation steps:
[( 616 - 347 ) ÷ 347] x 100 = 77.52%
Formula
Percentage change = [(616 - 347) / 347] x 100
Subtract the new number by the original number
616 - 347 = 269
269 ÷ 347 = 0.7752161383285303
0.7752161383285303 x 100 = 77.52%