338.46% is the change from 156 to 684
Calculation steps:
[( 684 - 156 ) ÷ 156] x 100 = 338.46%
Formula
Percentage change = [(684 - 156) / 156] x 100
Subtract the new number by the original number
684 - 156 = 528
528 ÷ 156 = 3.3846153846153846
3.3846153846153846 x 100 = 338.46%