219.46% is the change from 221 to 706
Calculation steps:
[( 706 - 221 ) ÷ 221] x 100 = 219.46%
Formula
Percentage change = [(706 - 221) / 221] x 100
Subtract the new number by the original number
706 - 221 = 485
485 ÷ 221 = 2.1945701357466065
2.1945701357466065 x 100 = 219.46%