5500% is the change from 5 to 280
Calculation steps:
[( 280 - 5 ) ÷ 5] x 100 = 5500%
Formula
Percentage change = [(280 - 5) / 5] x 100
Subtract the new number by the original number
280 - 5 = 275
275 ÷ 5 = 55
55 x 100 = 5500%
Example