96.09% is the change from 281 to 551
Calculation steps:
[( 551 - 281 ) ÷ 281] x 100 = 96.09%
Formula
Percentage change = [(551 - 281) / 281] x 100
Subtract the new number by the original number
551 - 281 = 270
270 ÷ 281 = 0.9608540925266904
0.9608540925266904 x 100 = 96.09%