407.14% is the change from 28 to 142
Calculation steps:
[( 142 - 28 ) ÷ 28] x 100 = 407.14%
Formula
Percentage change = [(142 - 28) / 28] x 100
Subtract the new number by the original number
142 - 28 = 114
114 ÷ 28 = 4.071428571428571
4.071428571428571 x 100 = 407.14%