221.72% is the change from 221 to 711
Calculation steps:
[( 711 - 221 ) ÷ 221] x 100 = 221.72%
Formula
Percentage change = [(711 - 221) / 221] x 100
Subtract the new number by the original number
711 - 221 = 490
490 ÷ 221 = 2.2171945701357467
2.2171945701357467 x 100 = 221.72%