19.46% is the change from 185 to 221
Calculation steps:
[( 221 - 185 ) ÷ 185] x 100 = 19.46%
Formula
Percentage change = [(221 - 185) / 185] x 100
Subtract the new number by the original number
221 - 185 = 36
36 ÷ 185 = 0.1945945945945946
0.1945945945945946 x 100 = 19.46%