128.63% is the change from 241 to 551
Calculation steps:
[( 551 - 241 ) ÷ 241] x 100 = 128.63%
Formula
Percentage change = [(551 - 241) / 241] x 100
Subtract the new number by the original number
551 - 241 = 310
310 ÷ 241 = 1.2863070539419088
1.2863070539419088 x 100 = 128.63%