255.52% is the change from 281 to 999
Calculation steps:
[( 999 - 281 ) ÷ 281] x 100 = 255.52%
Formula
Percentage change = [(999 - 281) / 281] x 100
Subtract the new number by the original number
999 - 281 = 718
718 ÷ 281 = 2.5551601423487544
2.5551601423487544 x 100 = 255.52%