145% is the change from 220 to 539
Calculation steps:
[( 539 - 220 ) ÷ 220] x 100 = 145%
Formula
Percentage change = [(539 - 220) / 220] x 100
Subtract the new number by the original number
539 - 220 = 319
319 ÷ 220 = 1.45
1.45 x 100 = 145%
Example