100.98% is the change from 307 to 617
Calculation steps:
[( 617 - 307 ) ÷ 307] x 100 = 100.98%
Formula
Percentage change = [(617 - 307) / 307] x 100
Subtract the new number by the original number
617 - 307 = 310
310 ÷ 307 = 1.009771986970684
1.009771986970684 x 100 = 100.98%