119.19% is the change from 99 to 217
Calculation steps:
[( 217 - 99 ) ÷ 99] x 100 = 119.19%
Formula
Percentage change = [(217 - 99) / 99] x 100
Subtract the new number by the original number
217 - 99 = 118
118 ÷ 99 = 1.1919191919191918
1.1919191919191918 x 100 = 119.19%