94.55% is the change from 220 to 428
Calculation steps:
[( 428 - 220 ) ÷ 220] x 100 = 94.55%
Formula
Percentage change = [(428 - 220) / 220] x 100
Subtract the new number by the original number
428 - 220 = 208
208 ÷ 220 = 0.9454545454545454
0.9454545454545454 x 100 = 94.55%