-57.88% is the change from 273 to 115
Calculation steps:
[( 115 - 273 ) ÷ 273] x 100 = -57.88%
Formula
Percentage change = [(115 - 273) / 273] x 100
Subtract the new number by the original number
115 - 273 = -158
-158 ÷ 273 = -0.5787545787545788
-0.5787545787545788 x 100 = -57.88%