128.18% is the change from 220 to 502
Calculation steps:
[( 502 - 220 ) ÷ 220] x 100 = 128.18%
Formula
Percentage change = [(502 - 220) / 220] x 100
Subtract the new number by the original number
502 - 220 = 282
282 ÷ 220 = 1.2818181818181817
1.2818181818181817 x 100 = 128.18%