27500% is the change from 1 to 276
Calculation steps:
[( 276 - 1 ) ÷ 1] x 100 = 27500%
Formula
Percentage change = [(276 - 1) / 1] x 100
Subtract the new number by the original number
276 - 1 = 275
275 ÷ 1 = 275
275 x 100 = 27500%
Example