105.05% is the change from 99 to 203
Calculation steps:
[( 203 - 99 ) ÷ 99] x 100 = 105.05%
Formula
Percentage change = [(203 - 99) / 99] x 100
Subtract the new number by the original number
203 - 99 = 104
104 ÷ 99 = 1.0505050505050506
1.0505050505050506 x 100 = 105.05%