28.65% is the change from 178 to 229
Calculation steps:
[( 229 - 178 ) ÷ 178] x 100 = 28.65%
Formula
Percentage change = [(229 - 178) / 178] x 100
Subtract the new number by the original number
229 - 178 = 51
51 ÷ 178 = 0.28651685393258425
0.28651685393258425 x 100 = 28.65%