2.49% is the change from 281 to 288
Calculation steps:
[( 288 - 281 ) ÷ 281] x 100 = 2.49%
Formula
Percentage change = [(288 - 281) / 281] x 100
Subtract the new number by the original number
288 - 281 = 7
7 ÷ 281 = 0.02491103202846975
0.02491103202846975 x 100 = 2.49%