113.16% is the change from 304 to 648
Calculation steps:
[( 648 - 304 ) ÷ 304] x 100 = 113.16%
Formula
Percentage change = [(648 - 304) / 304] x 100
Subtract the new number by the original number
648 - 304 = 344
344 ÷ 304 = 1.131578947368421
1.131578947368421 x 100 = 113.16%