17.19% is the change from 221 to 259
Calculation steps:
[( 259 - 221 ) ÷ 221] x 100 = 17.19%
Formula
Percentage change = [(259 - 221) / 221] x 100
Subtract the new number by the original number
259 - 221 = 38
38 ÷ 221 = 0.17194570135746606
0.17194570135746606 x 100 = 17.19%