57.93% is the change from 145 to 229
Calculation steps:
[( 229 - 145 ) ÷ 145] x 100 = 57.93%
Formula
Percentage change = [(229 - 145) / 145] x 100
Subtract the new number by the original number
229 - 145 = 84
84 ÷ 145 = 0.5793103448275863
0.5793103448275863 x 100 = 57.93%
Example