398.55% is the change from 69 to 344
Calculation steps:
[( 344 - 69 ) ÷ 69] x 100 = 398.55%
Formula
Percentage change = [(344 - 69) / 69] x 100
Subtract the new number by the original number
344 - 69 = 275
275 ÷ 69 = 3.9855072463768115
3.9855072463768115 x 100 = 398.55%