128.05% is the change from 221 to 504
Calculation steps:
[( 504 - 221 ) ÷ 221] x 100 = 128.05%
Formula
Percentage change = [(504 - 221) / 221] x 100
Subtract the new number by the original number
504 - 221 = 283
283 ÷ 221 = 1.2805429864253393
1.2805429864253393 x 100 = 128.05%