104.52% is the change from 221 to 452
Calculation steps:
[( 452 - 221 ) ÷ 221] x 100 = 104.52%
Formula
Percentage change = [(452 - 221) / 221] x 100
Subtract the new number by the original number
452 - 221 = 231
231 ÷ 221 = 1.0452488687782806
1.0452488687782806 x 100 = 104.52%