109.52% is the change from 105 to 220
Calculation steps:
[( 220 - 105 ) ÷ 105] x 100 = 109.52%
Formula
Percentage change = [(220 - 105) / 105] x 100
Subtract the new number by the original number
220 - 105 = 115
115 ÷ 105 = 1.0952380952380953
1.0952380952380953 x 100 = 109.52%