300.9% is the change from 221 to 886
Calculation steps:
[( 886 - 221 ) ÷ 221] x 100 = 300.9%
Formula
Percentage change = [(886 - 221) / 221] x 100
Subtract the new number by the original number
886 - 221 = 665
665 ÷ 221 = 3.009049773755656
3.009049773755656 x 100 = 300.9%