102.96% is the change from 304 to 617
Calculation steps:
[( 617 - 304 ) ÷ 304] x 100 = 102.96%
Formula
Percentage change = [(617 - 304) / 304] x 100
Subtract the new number by the original number
617 - 304 = 313
313 ÷ 304 = 1.0296052631578947
1.0296052631578947 x 100 = 102.96%