864.71% is the change from 34 to 328
Calculation steps:
[( 328 - 34 ) ÷ 34] x 100 = 864.71%
Formula
Percentage change = [(328 - 34) / 34] x 100
Subtract the new number by the original number
328 - 34 = 294
294 ÷ 34 = 8.647058823529411
8.647058823529411 x 100 = 864.71%