750% is the change from 34 to 289
Calculation steps:
[( 289 - 34 ) ÷ 34] x 100 = 750%
Formula
Percentage change = [(289 - 34) / 34] x 100
Subtract the new number by the original number
289 - 34 = 255
255 ÷ 34 = 7.5
7.5 x 100 = 750%
Example