131.09% is the change from 238 to 550
Calculation steps:
[( 550 - 238 ) ÷ 238] x 100 = 131.09%
Formula
Percentage change = [(550 - 238) / 238] x 100
Subtract the new number by the original number
550 - 238 = 312
312 ÷ 238 = 1.3109243697478992
1.3109243697478992 x 100 = 131.09%