130% is the change from 220 to 506
Calculation steps:
[( 506 - 220 ) ÷ 220] x 100 = 130%
Formula
Percentage change = [(506 - 220) / 220] x 100
Subtract the new number by the original number
506 - 220 = 286
286 ÷ 220 = 1.3
1.3 x 100 = 130%
Example