175.76% is the change from 99 to 273
Calculation steps:
[( 273 - 99 ) ÷ 99] x 100 = 175.76%
Formula
Percentage change = [(273 - 99) / 99] x 100
Subtract the new number by the original number
273 - 99 = 174
174 ÷ 99 = 1.7575757575757576
1.7575757575757576 x 100 = 175.76%