350% is the change from 28 to 126
Calculation steps:
[( 126 - 28 ) ÷ 28] x 100 = 350%
Formula
Percentage change = [(126 - 28) / 28] x 100
Subtract the new number by the original number
126 - 28 = 98
98 ÷ 28 = 3.5
3.5 x 100 = 350%
Example