48.32% is the change from 149 to 221
Calculation steps:
[( 221 - 149 ) ÷ 149] x 100 = 48.32%
Formula
Percentage change = [(221 - 149) / 149] x 100
Subtract the new number by the original number
221 - 149 = 72
72 ÷ 149 = 0.48322147651006714
0.48322147651006714 x 100 = 48.32%