-32.58% is the change from 221 to 149
Calculation steps:
[( 149 - 221 ) ÷ 221] x 100 = -32.58%
Formula
Percentage change = [(149 - 221) / 221] x 100
Subtract the new number by the original number
149 - 221 = -72
-72 ÷ 221 = -0.3257918552036199
-0.3257918552036199 x 100 = -32.58%