137% is the change from 227 to 538
Calculation steps:
[( 538 - 227 ) ÷ 227] x 100 = 137%
Formula
Percentage change = [(538 - 227) / 227] x 100
Subtract the new number by the original number
538 - 227 = 311
311 ÷ 227 = 1.3700440528634361
1.3700440528634361 x 100 = 137%