214.29% is the change from 28 to 88
Calculation steps:
[( 88 - 28 ) ÷ 28] x 100 = 214.29%
Formula
Percentage change = [(88 - 28) / 28] x 100
Subtract the new number by the original number
88 - 28 = 60
60 ÷ 28 = 2.142857142857143
2.142857142857143 x 100 = 214.29%