165.66% is the change from 99 to 263
Calculation steps:
[( 263 - 99 ) ÷ 99] x 100 = 165.66%
Formula
Percentage change = [(263 - 99) / 99] x 100
Subtract the new number by the original number
263 - 99 = 164
164 ÷ 99 = 1.6565656565656566
1.6565656565656566 x 100 = 165.66%