276.14% is the change from 88 to 331
Calculation steps:
[( 331 - 88 ) ÷ 88] x 100 = 276.14%
Formula
Percentage change = [(331 - 88) / 88] x 100
Subtract the new number by the original number
331 - 88 = 243
243 ÷ 88 = 2.7613636363636362
2.7613636363636362 x 100 = 276.14%