757.14% is the change from 28 to 240
Calculation steps:
[( 240 - 28 ) ÷ 28] x 100 = 757.14%
Formula
Percentage change = [(240 - 28) / 28] x 100
Subtract the new number by the original number
240 - 28 = 212
212 ÷ 28 = 7.571428571428571
7.571428571428571 x 100 = 757.14%