114.24% is the change from 302 to 647
Calculation steps:
[( 647 - 302 ) ÷ 302] x 100 = 114.24%
Formula
Percentage change = [(647 - 302) / 302] x 100
Subtract the new number by the original number
647 - 302 = 345
345 ÷ 302 = 1.1423841059602649
1.1423841059602649 x 100 = 114.24%