24.16% is the change from 178 to 221
Calculation steps:
[( 221 - 178 ) ÷ 178] x 100 = 24.16%
Formula
Percentage change = [(221 - 178) / 178] x 100
Subtract the new number by the original number
221 - 178 = 43
43 ÷ 178 = 0.24157303370786518
0.24157303370786518 x 100 = 24.16%