15.73% is the change from 178 to 206
Calculation steps:
[( 206 - 178 ) ÷ 178] x 100 = 15.73%
Formula
Percentage change = [(206 - 178) / 178] x 100
Subtract the new number by the original number
206 - 178 = 28
28 ÷ 178 = 0.15730337078651685
0.15730337078651685 x 100 = 15.73%