184.16% is the change from 221 to 628
Calculation steps:
[( 628 - 221 ) ÷ 221] x 100 = 184.16%
Formula
Percentage change = [(628 - 221) / 221] x 100
Subtract the new number by the original number
628 - 221 = 407
407 ÷ 221 = 1.841628959276018
1.841628959276018 x 100 = 184.16%