214.55% is the change from 55 to 173
Calculation steps:
[( 173 - 55 ) ÷ 55] x 100 = 214.55%
Formula
Percentage change = [(173 - 55) / 55] x 100
Subtract the new number by the original number
173 - 55 = 118
118 ÷ 55 = 2.1454545454545455
2.1454545454545455 x 100 = 214.55%