2590% is the change from 10 to 269
Calculation steps:
[( 269 - 10 ) ÷ 10] x 100 = 2590%
Formula
Percentage change = [(269 - 10) / 10] x 100
Subtract the new number by the original number
269 - 10 = 259
259 ÷ 10 = 25.9
25.9 x 100 = 2590%
Example