750% is the change from 28 to 238
Calculation steps:
[( 238 - 28 ) ÷ 28] x 100 = 750%
Formula
Percentage change = [(238 - 28) / 28] x 100
Subtract the new number by the original number
238 - 28 = 210
210 ÷ 28 = 7.5
7.5 x 100 = 750%
Example