219% is the change from 221 to 705
Calculation steps:
[( 705 - 221 ) ÷ 221] x 100 = 219%
Formula
Percentage change = [(705 - 221) / 221] x 100
Subtract the new number by the original number
705 - 221 = 484
484 ÷ 221 = 2.1900452488687785
2.1900452488687785 x 100 = 219%