127.73% is the change from 220 to 501
Calculation steps:
[( 501 - 220 ) ÷ 220] x 100 = 127.73%
Formula
Percentage change = [(501 - 220) / 220] x 100
Subtract the new number by the original number
501 - 220 = 281
281 ÷ 220 = 1.2772727272727273
1.2772727272727273 x 100 = 127.73%