234.69% is the change from 49 to 164
Calculation steps:
[( 164 - 49 ) ÷ 49] x 100 = 234.69%
Formula
Percentage change = [(164 - 49) / 49] x 100
Subtract the new number by the original number
164 - 49 = 115
115 ÷ 49 = 2.3469387755102042
2.3469387755102042 x 100 = 234.69%