106.71% is the change from 313 to 647
Calculation steps:
[( 647 - 313 ) ÷ 313] x 100 = 106.71%
Formula
Percentage change = [(647 - 313) / 313] x 100
Subtract the new number by the original number
647 - 313 = 334
334 ÷ 313 = 1.0670926517571886
1.0670926517571886 x 100 = 106.71%