294.32% is the change from 88 to 347
Calculation steps:
[( 347 - 88 ) ÷ 88] x 100 = 294.32%
Formula
Percentage change = [(347 - 88) / 88] x 100
Subtract the new number by the original number
347 - 88 = 259
259 ÷ 88 = 2.9431818181818183
2.9431818181818183 x 100 = 294.32%