225.79% is the change from 221 to 720
Calculation steps:
[( 720 - 221 ) ÷ 221] x 100 = 225.79%
Formula
Percentage change = [(720 - 221) / 221] x 100
Subtract the new number by the original number
720 - 221 = 499
499 ÷ 221 = 2.257918552036199
2.257918552036199 x 100 = 225.79%