386.36% is the change from 88 to 428
Calculation steps:
[( 428 - 88 ) ÷ 88] x 100 = 386.36%
Formula
Percentage change = [(428 - 88) / 88] x 100
Subtract the new number by the original number
428 - 88 = 340
340 ÷ 88 = 3.8636363636363638
3.8636363636363638 x 100 = 386.36%