700% is the change from 43 to 344
Calculation steps:
[( 344 - 43 ) ÷ 43] x 100 = 700%
Formula
Percentage change = [(344 - 43) / 43] x 100
Subtract the new number by the original number
344 - 43 = 301
301 ÷ 43 = 7
7 x 100 = 700%
Example