176.02% is the change from 221 to 610
Calculation steps:
[( 610 - 221 ) ÷ 221] x 100 = 176.02%
Formula
Percentage change = [(610 - 221) / 221] x 100
Subtract the new number by the original number
610 - 221 = 389
389 ÷ 221 = 1.760180995475113
1.760180995475113 x 100 = 176.02%