55.56% is the change from 99 to 154
Calculation steps:
[( 154 - 99 ) ÷ 99] x 100 = 55.56%
Formula
Percentage change = [(154 - 99) / 99] x 100
Subtract the new number by the original number
154 - 99 = 55
55 ÷ 99 = 0.5555555555555556
0.5555555555555556 x 100 = 55.56%