57.8% is the change from 173 to 273
Calculation steps:
[( 273 - 173 ) ÷ 173] x 100 = 57.8%
Formula
Percentage change = [(273 - 173) / 173] x 100
Subtract the new number by the original number
273 - 173 = 100
100 ÷ 173 = 0.5780346820809249
0.5780346820809249 x 100 = 57.8%