384.51% is the change from 71 to 344
Calculation steps:
[( 344 - 71 ) ÷ 71] x 100 = 384.51%
Formula
Percentage change = [(344 - 71) / 71] x 100
Subtract the new number by the original number
344 - 71 = 273
273 ÷ 71 = 3.8450704225352115
3.8450704225352115 x 100 = 384.51%