135.96% is the change from 228 to 538
Calculation steps:
[( 538 - 228 ) ÷ 228] x 100 = 135.96%
Formula
Percentage change = [(538 - 228) / 228] x 100
Subtract the new number by the original number
538 - 228 = 310
310 ÷ 228 = 1.3596491228070176
1.3596491228070176 x 100 = 135.96%