120.2% is the change from 99 to 218
Calculation steps:
[( 218 - 99 ) ÷ 99] x 100 = 120.2%
Formula
Percentage change = [(218 - 99) / 99] x 100
Subtract the new number by the original number
218 - 99 = 119
119 ÷ 99 = 1.202020202020202
1.202020202020202 x 100 = 120.2%