298.86% is the change from 88 to 351
Calculation steps:
[( 351 - 88 ) ÷ 88] x 100 = 298.86%
Formula
Percentage change = [(351 - 88) / 88] x 100
Subtract the new number by the original number
351 - 88 = 263
263 ÷ 88 = 2.9886363636363638
2.9886363636363638 x 100 = 298.86%