113.91% is the change from 302 to 646
Calculation steps:
[( 646 - 302 ) ÷ 302] x 100 = 113.91%
Formula
Percentage change = [(646 - 302) / 302] x 100
Subtract the new number by the original number
646 - 302 = 344
344 ÷ 302 = 1.1390728476821192
1.1390728476821192 x 100 = 113.91%