631.91% is the change from 47 to 344
Calculation steps:
[( 344 - 47 ) ÷ 47] x 100 = 631.91%
Formula
Percentage change = [(344 - 47) / 47] x 100
Subtract the new number by the original number
344 - 47 = 297
297 ÷ 47 = 6.319148936170213
6.319148936170213 x 100 = 631.91%