344.16% is the change from 154 to 684
Calculation steps:
[( 684 - 154 ) ÷ 154] x 100 = 344.16%
Formula
Percentage change = [(684 - 154) / 154] x 100
Subtract the new number by the original number
684 - 154 = 530
530 ÷ 154 = 3.4415584415584415
3.4415584415584415 x 100 = 344.16%