76.66% is the change from 347 to 613
Calculation steps:
[( 613 - 347 ) ÷ 347] x 100 = 76.66%
Formula
Percentage change = [(613 - 347) / 347] x 100
Subtract the new number by the original number
613 - 347 = 266
266 ÷ 347 = 0.7665706051873199
0.7665706051873199 x 100 = 76.66%