2780% is the change from 10 to 288
Calculation steps:
[( 288 - 10 ) ÷ 10] x 100 = 2780%
Formula
Percentage change = [(288 - 10) / 10] x 100
Subtract the new number by the original number
288 - 10 = 278
278 ÷ 10 = 27.8
27.8 x 100 = 2780%
Example